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<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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—
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table: <entity> — </entity> <entity type> monetaryItemType </entity type> <context> Materials and Supplies | — | 10.7 | ( 1.4 ) </context>
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us-gaap:IncreaseDecreaseInInventories
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<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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10.7
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monetaryItemType
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table: <entity> 10.7 </entity> <entity type> monetaryItemType </entity type> <context> Materials and Supplies | — | 10.7 | ( 1.4 ) </context>
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us-gaap:IncreaseDecreaseInInventories
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<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
1.4
|
monetaryItemType
|
table: <entity> 1.4 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:IncreaseDecreaseInInventories
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
9.5
|
monetaryItemType
|
table: <entity> 9.5 </entity> <entity type> monetaryItemType </entity type> <context> Accounts Payable | 9.5 | 22.8 | 18.5 </context>
|
us-gaap:IncreaseDecreaseInAccountsPayable
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
22.8
|
monetaryItemType
|
table: <entity> 22.8 </entity> <entity type> monetaryItemType </entity type> <context> Accounts Payable | 9.5 | 22.8 | 18.5 </context>
|
us-gaap:IncreaseDecreaseInAccountsPayable
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
18.5
|
monetaryItemType
|
table: <entity> 18.5 </entity> <entity type> monetaryItemType </entity type> <context> Accounts Payable | 9.5 | 22.8 | 18.5 </context>
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us-gaap:IncreaseDecreaseInAccountsPayable
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
97.3
|
monetaryItemType
|
table: <entity> 97.3 </entity> <entity type> monetaryItemType </entity type> <context> Accrued Taxes, Net | 97.3 | 42.9 | 50.2 </context>
|
us-gaap:IncreaseDecreaseInAccruedTaxesPayable
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
42.9
|
monetaryItemType
|
table: <entity> 42.9 </entity> <entity type> monetaryItemType </entity type> <context> Accrued Taxes, Net | 97.3 | 42.9 | 50.2 </context>
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us-gaap:IncreaseDecreaseInAccruedTaxesPayable
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<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
50.2
|
monetaryItemType
|
table: <entity> 50.2 </entity> <entity type> monetaryItemType </entity type> <context> Accrued Taxes, Net | 97.3 | 42.9 | 50.2 </context>
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us-gaap:IncreaseDecreaseInAccruedTaxesPayable
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
5.3
|
monetaryItemType
|
table: <entity> 5.3 </entity> <entity type> monetaryItemType </entity type> <context> Accrued Interest | 5.3 | 10.8 | — </context>
|
us-gaap:IncreaseDecreaseInInterestPayableNet
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
10.8
|
monetaryItemType
|
table: <entity> 10.8 </entity> <entity type> monetaryItemType </entity type> <context> Accrued Interest | 5.3 | 10.8 | — </context>
|
us-gaap:IncreaseDecreaseInInterestPayableNet
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
—
|
monetaryItemType
|
table: <entity> — </entity> <entity type> monetaryItemType </entity type> <context> Materials and Supplies | — | 10.7 | ( 1.4 ) </context>
|
us-gaap:IncreaseDecreaseInInterestPayableNet
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
0.4
|
monetaryItemType
|
table: <entity> 0.4 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:IncreaseDecreaseInOtherCurrentAssets
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
0.1
|
monetaryItemType
|
table: <entity> 0.1 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:IncreaseDecreaseInOtherCurrentAssets
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
1.1
|
monetaryItemType
|
table: <entity> 1.1 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:IncreaseDecreaseInOtherCurrentAssets
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
13.3
|
monetaryItemType
|
table: <entity> 13.3 </entity> <entity type> monetaryItemType </entity type> <context> Other Current Liabilities | 13.3 | ( 0.1 ) | 3.0 </context>
|
us-gaap:IncreaseDecreaseInOtherCurrentLiabilities
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
0.1
|
monetaryItemType
|
table: <entity> 0.1 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:IncreaseDecreaseInOtherCurrentLiabilities
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
3.0
|
monetaryItemType
|
table: <entity> 3.0 </entity> <entity type> monetaryItemType </entity type> <context> Other Current Liabilities | 13.3 | ( 0.1 ) | 3.0 </context>
|
us-gaap:IncreaseDecreaseInOtherCurrentLiabilities
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
1237.8
|
monetaryItemType
|
table: <entity> 1237.8 </entity> <entity type> monetaryItemType </entity type> <context> Net Cash Flows from Operating Activities | 1,237.8 | 1,137.6 | 995.3 </context>
|
us-gaap:NetCashProvidedByUsedInOperatingActivities
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
1137.6
|
monetaryItemType
|
table: <entity> 1137.6 </entity> <entity type> monetaryItemType </entity type> <context> Net Cash Flows from Operating Activities | 1,237.8 | 1,137.6 | 995.3 </context>
|
us-gaap:NetCashProvidedByUsedInOperatingActivities
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
995.3
|
monetaryItemType
|
table: <entity> 995.3 </entity> <entity type> monetaryItemType </entity type> <context> Net Cash Flows from Operating Activities | 1,237.8 | 1,137.6 | 995.3 </context>
|
us-gaap:NetCashProvidedByUsedInOperatingActivities
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
1477.3
|
monetaryItemType
|
table: <entity> 1477.3 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:PaymentsForConstructionInProcess
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
1496.2
|
monetaryItemType
|
table: <entity> 1496.2 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:PaymentsForConstructionInProcess
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
1458.5
|
monetaryItemType
|
table: <entity> 1458.5 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:PaymentsForConstructionInProcess
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
4.5
|
monetaryItemType
|
table: <entity> 4.5 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:PaymentsToAcquireProductiveAssets
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
6.9
|
monetaryItemType
|
table: <entity> 6.9 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:PaymentsToAcquireProductiveAssets
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
9.8
|
monetaryItemType
|
table: <entity> 9.8 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:PaymentsToAcquireProductiveAssets
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
17.0
|
monetaryItemType
|
table: <entity> 17.0 </entity> <entity type> monetaryItemType </entity type> <context> Other Investing Activities | 17.0 | 8.1 | 6.3 </context>
|
us-gaap:PaymentsForProceedsFromOtherInvestingActivities
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
8.1
|
monetaryItemType
|
table: <entity> 8.1 </entity> <entity type> monetaryItemType </entity type> <context> Other Investing Activities | 17.0 | 8.1 | 6.3 </context>
|
us-gaap:PaymentsForProceedsFromOtherInvestingActivities
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
6.3
|
monetaryItemType
|
table: <entity> 6.3 </entity> <entity type> monetaryItemType </entity type> <context> Other Investing Activities | 17.0 | 8.1 | 6.3 </context>
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us-gaap:PaymentsForProceedsFromOtherInvestingActivities
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
1428.1
|
monetaryItemType
|
table: <entity> 1428.1 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:NetCashProvidedByUsedInInvestingActivities
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
1557.7
|
monetaryItemType
|
table: <entity> 1557.7 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:NetCashProvidedByUsedInInvestingActivities
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
1439.2
|
monetaryItemType
|
table: <entity> 1439.2 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:NetCashProvidedByUsedInInvestingActivities
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
445.7
|
monetaryItemType
|
table: <entity> 445.7 </entity> <entity type> monetaryItemType </entity type> <context> Issuance of Long-term Debt – Nonaffiliated | 445.7 | 689.0 | 540.8 </context>
|
us-gaap:ProceedsFromIssuanceOfLongTermDebt
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
689.0
|
monetaryItemType
|
table: <entity> 689.0 </entity> <entity type> monetaryItemType </entity type> <context> Issuance of Long-term Debt – Nonaffiliated | 445.7 | 689.0 | 540.8 </context>
|
us-gaap:ProceedsFromIssuanceOfLongTermDebt
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
540.8
|
monetaryItemType
|
table: <entity> 540.8 </entity> <entity type> monetaryItemType </entity type> <context> Issuance of Long-term Debt – Nonaffiliated | 445.7 | 689.0 | 540.8 </context>
|
us-gaap:ProceedsFromIssuanceOfLongTermDebt
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
95.0
|
monetaryItemType
|
table: <entity> 95.0 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:RepaymentsOfLongTermDebt
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
60.0
|
monetaryItemType
|
table: <entity> 60.0 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:RepaymentsOfLongTermDebt
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
104.0
|
monetaryItemType
|
table: <entity> 104.0 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:RepaymentsOfLongTermDebt
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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128.0
|
monetaryItemType
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table: <entity> 128.0 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
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us-gaap:PaymentsOfDistributionsToAffiliates
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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175.0
|
monetaryItemType
|
table: <entity> 175.0 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:PaymentsOfDistributionsToAffiliates
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
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170.0
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monetaryItemType
|
table: <entity> 170.0 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:PaymentsOfDistributionsToAffiliates
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
190.3
|
monetaryItemType
|
table: <entity> 190.3 </entity> <entity type> monetaryItemType </entity type> <context> Net Cash Flows from Financing Activities | 190.3 | 420.1 | 443.9 </context>
|
us-gaap:NetCashProvidedByUsedInFinancingActivities
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
420.1
|
monetaryItemType
|
table: <entity> 420.1 </entity> <entity type> monetaryItemType </entity type> <context> Net Cash Flows from Financing Activities | 190.3 | 420.1 | 443.9 </context>
|
us-gaap:NetCashProvidedByUsedInFinancingActivities
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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443.9
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monetaryItemType
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table: <entity> 443.9 </entity> <entity type> monetaryItemType </entity type> <context> Net Cash Flows from Financing Activities | 190.3 | 420.1 | 443.9 </context>
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us-gaap:NetCashProvidedByUsedInFinancingActivities
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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—
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monetaryItemType
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table: <entity> — </entity> <entity type> monetaryItemType </entity type> <context> Materials and Supplies | — | 10.7 | ( 1.4 ) </context>
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us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect
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<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
—
|
monetaryItemType
|
table: <entity> — </entity> <entity type> monetaryItemType </entity type> <context> Materials and Supplies | — | 10.7 | ( 1.4 ) </context>
|
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
204.0
|
monetaryItemType
|
table: <entity> 204.0 </entity> <entity type> monetaryItemType </entity type> <context> Cash Paid for Interest, Net of Capitalized Amounts | $ | 204.0 | $ | 179.9 | $ | 158.8 </context>
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us-gaap:InterestPaidNet
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
179.9
|
monetaryItemType
|
table: <entity> 179.9 </entity> <entity type> monetaryItemType </entity type> <context> Cash Paid for Interest, Net of Capitalized Amounts | $ | 204.0 | $ | 179.9 | $ | 158.8 </context>
|
us-gaap:InterestPaidNet
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
158.8
|
monetaryItemType
|
table: <entity> 158.8 </entity> <entity type> monetaryItemType </entity type> <context> Cash Paid for Interest, Net of Capitalized Amounts | $ | 204.0 | $ | 179.9 | $ | 158.8 </context>
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us-gaap:InterestPaidNet
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
42.6
|
monetaryItemType
|
table: <entity> 42.6 </entity> <entity type> monetaryItemType </entity type> <context> Net Cash Paid for Income Taxes | 42.6 | 87.6 | 95.5 </context>
|
us-gaap:IncomeTaxesPaidNet
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
87.6
|
monetaryItemType
|
table: <entity> 87.6 </entity> <entity type> monetaryItemType </entity type> <context> Net Cash Paid for Income Taxes | 42.6 | 87.6 | 95.5 </context>
|
us-gaap:IncomeTaxesPaidNet
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
95.5
|
monetaryItemType
|
table: <entity> 95.5 </entity> <entity type> monetaryItemType </entity type> <context> Net Cash Paid for Income Taxes | 42.6 | 87.6 | 95.5 </context>
|
us-gaap:IncomeTaxesPaidNet
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
262.7
|
monetaryItemType
|
table: <entity> 262.7 </entity> <entity type> monetaryItemType </entity type> <context> Construction Expenditures Included in Current Liabilities as of December 31, | 262.7 | 177.6 | 320.7 </context>
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us-gaap:ConstructionInProgressExpendituresIncurredButNotYetPaid
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
|
177.6
|
monetaryItemType
|
table: <entity> 177.6 </entity> <entity type> monetaryItemType </entity type> <context> Construction Expenditures Included in Current Liabilities as of December 31, | 262.7 | 177.6 | 320.7 </context>
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us-gaap:ConstructionInProgressExpendituresIncurredButNotYetPaid
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>688.4</td><td></td><td></td><td>$</td><td>614.2</td><td></td><td></td><td>$</td><td>594.2</td><td></td></tr><tr><td>Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>430.9</td><td></td><td></td><td>393.8</td><td></td><td></td><td>346.2</td><td></td></tr><tr><td>Deferred Income Taxes</td><td></td><td>109.6</td><td></td><td></td><td>44.1</td><td></td><td></td><td>62.3</td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>( 89.4 )</td><td></td><td></td><td>( 83.2 )</td><td></td><td></td><td>( 70.7 )</td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 22.5 )</td><td></td><td></td><td>( 19.8 )</td><td></td><td></td><td>( 20.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 0.6 )</td><td></td><td></td><td>8.6</td><td></td><td></td><td>( 7.4 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>( 17.0 )</td><td></td><td></td><td>134.2</td><td></td><td></td><td>68.7</td><td></td></tr><tr><td>Changes in Certain Components of Working Capital:</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Accounts Receivable, Net</td><td></td><td>13.4</td><td></td><td></td><td>( 41.3 )</td><td></td><td></td><td>( 46.3 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>—</td><td></td><td></td><td>10.7</td><td></td><td></td><td>( 1.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>9.5</td><td></td><td></td><td>22.8</td><td></td><td></td><td>18.5</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>97.3</td><td></td><td></td><td>42.9</td><td></td><td></td><td>50.2</td><td></td></tr><tr><td>Accrued Interest</td><td></td><td>5.3</td><td></td><td></td><td>10.8</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 0.4 )</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>( 1.1 )</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>13.3</td><td></td><td></td><td>( 0.1 )</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>1,237.8</td><td></td><td></td><td>1,137.6</td><td></td><td></td><td>995.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INVESTING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures</td><td></td><td>( 1,477.3 )</td><td></td><td></td><td>( 1,496.2 )</td><td></td><td></td><td>( 1,458.5 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>36.7</td><td></td><td></td><td>( 62.7 )</td><td></td><td></td><td>22.8</td><td></td></tr><tr><td>Acquisitions of Assets</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 9.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>17.0</td><td></td><td></td><td>8.1</td><td></td><td></td><td>6.3</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,428.1 )</td><td></td><td></td><td>( 1,557.7 )</td><td></td><td></td><td>( 1,439.2 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>FINANCING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Member</td><td></td><td>61.7</td><td></td><td></td><td>29.7</td><td></td><td></td><td>72.7</td><td></td></tr><tr><td>Return of Capital to Member</td><td></td><td>( 4.5 )</td><td></td><td></td><td>( 8.6 )</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>445.7</td><td></td><td></td><td>689.0</td><td></td><td></td><td>540.8</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 89.6 )</td><td></td><td></td><td>( 55.0 )</td><td></td><td></td><td>104.4</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>( 95.0 )</td><td></td><td></td><td>( 60.0 )</td><td></td><td></td><td>( 104.0 )</td><td></td></tr><tr><td>Dividends Paid to Member</td><td></td><td>( 128.0 )</td><td></td><td></td><td>( 175.0 )</td><td></td><td></td><td>( 170.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>190.3</td><td></td><td></td><td>420.1</td><td></td><td></td><td>443.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Change in Cash and Cash Equivalents</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>—</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>204.0</td><td></td><td></td><td>$</td><td>179.9</td><td></td><td></td><td>$</td><td>158.8</td><td></td></tr><tr><td>Net Cash Paid for Income Taxes</td><td></td><td>42.6</td><td></td><td></td><td>87.6</td><td></td><td></td><td>95.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>262.7</td><td></td><td></td><td>177.6</td><td></td><td></td><td>320.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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320.7
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monetaryItemType
|
table: <entity> 320.7 </entity> <entity type> monetaryItemType </entity type> <context> Construction Expenditures Included in Current Liabilities as of December 31, | 262.7 | 177.6 | 320.7 </context>
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us-gaap:ConstructionInProgressExpendituresIncurredButNotYetPaid
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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3769.3
|
monetaryItemType
|
table: <entity> 3769.3 </entity> <entity type> monetaryItemType </entity type> <context> Electric Generation, Transmission and Distribution | $ | 3,769.3 | $ | 3,464.1 | $ | 3,245.5 </context>
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us-gaap:Revenues
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
|
3464.1
|
monetaryItemType
|
table: <entity> 3464.1 </entity> <entity type> monetaryItemType </entity type> <context> Electric Generation, Transmission and Distribution | $ | 3,769.3 | $ | 3,464.1 | $ | 3,245.5 </context>
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us-gaap:Revenues
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<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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3245.5
|
monetaryItemType
|
table: <entity> 3245.5 </entity> <entity type> monetaryItemType </entity type> <context> Electric Generation, Transmission and Distribution | $ | 3,769.3 | $ | 3,464.1 | $ | 3,245.5 </context>
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us-gaap:Revenues
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
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247.4
|
monetaryItemType
|
table: <entity> 247.4 </entity> <entity type> monetaryItemType </entity type> <context> Sales to AEP Affiliates | 247.4 | 239.3 | 256.1 </context>
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us-gaap:Revenues
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
|
239.3
|
monetaryItemType
|
table: <entity> 239.3 </entity> <entity type> monetaryItemType </entity type> <context> Sales to AEP Affiliates | 247.4 | 239.3 | 256.1 </context>
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us-gaap:Revenues
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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256.1
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monetaryItemType
|
table: <entity> 256.1 </entity> <entity type> monetaryItemType </entity type> <context> Sales to AEP Affiliates | 247.4 | 239.3 | 256.1 </context>
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us-gaap:Revenues
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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15.9
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monetaryItemType
|
table: <entity> 15.9 </entity> <entity type> monetaryItemType </entity type> <context> Other Revenues | 15.9 | 17.3 | 18.3 </context>
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us-gaap:Revenues
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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17.3
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monetaryItemType
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table: <entity> 17.3 </entity> <entity type> monetaryItemType </entity type> <context> Other Revenues | 15.9 | 17.3 | 18.3 </context>
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us-gaap:Revenues
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<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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18.3
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monetaryItemType
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table: <entity> 18.3 </entity> <entity type> monetaryItemType </entity type> <context> Other Revenues | 15.9 | 17.3 | 18.3 </context>
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us-gaap:Revenues
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
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4032.6
|
monetaryItemType
|
table: <entity> 4032.6 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL REVENUES | 4,032.6 | 3,720.7 | 3,519.9 </context>
|
us-gaap:Revenues
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
|
3720.7
|
monetaryItemType
|
table: <entity> 3720.7 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL REVENUES | 4,032.6 | 3,720.7 | 3,519.9 </context>
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us-gaap:Revenues
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
|
3519.9
|
monetaryItemType
|
table: <entity> 3519.9 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL REVENUES | 4,032.6 | 3,720.7 | 3,519.9 </context>
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us-gaap:Revenues
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
1405.6
|
monetaryItemType
|
table: <entity> 1405.6 </entity> <entity type> monetaryItemType </entity type> <context> Purchased Electricity, Fuel and Other Consumables Used for Electric Generation | 1,405.6 | 1,434.6 | 1,173.9 </context>
|
us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
|
1434.6
|
monetaryItemType
|
table: <entity> 1434.6 </entity> <entity type> monetaryItemType </entity type> <context> Purchased Electricity, Fuel and Other Consumables Used for Electric Generation | 1,405.6 | 1,434.6 | 1,173.9 </context>
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us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
|
1173.9
|
monetaryItemType
|
table: <entity> 1173.9 </entity> <entity type> monetaryItemType </entity type> <context> Purchased Electricity, Fuel and Other Consumables Used for Electric Generation | 1,405.6 | 1,434.6 | 1,173.9 </context>
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us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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804.7
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monetaryItemType
|
table: <entity> 804.7 </entity> <entity type> monetaryItemType </entity type> <context> Other Operation | 804.7 | 748.4 | 724.1 </context>
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us-gaap:UtilitiesOperatingExpenseOperations
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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748.4
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monetaryItemType
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table: <entity> 748.4 </entity> <entity type> monetaryItemType </entity type> <context> Other Operation | 804.7 | 748.4 | 724.1 </context>
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us-gaap:UtilitiesOperatingExpenseOperations
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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724.1
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monetaryItemType
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table: <entity> 724.1 </entity> <entity type> monetaryItemType </entity type> <context> Other Operation | 804.7 | 748.4 | 724.1 </context>
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us-gaap:UtilitiesOperatingExpenseOperations
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
322.6
|
monetaryItemType
|
table: <entity> 322.6 </entity> <entity type> monetaryItemType </entity type> <context> Maintenance | 322.6 | 271.7 | 297.8 </context>
|
us-gaap:UtilitiesOperatingExpenseMaintenance
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
|
271.7
|
monetaryItemType
|
table: <entity> 271.7 </entity> <entity type> monetaryItemType </entity type> <context> Maintenance | 322.6 | 271.7 | 297.8 </context>
|
us-gaap:UtilitiesOperatingExpenseMaintenance
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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297.8
|
monetaryItemType
|
table: <entity> 297.8 </entity> <entity type> monetaryItemType </entity type> <context> Maintenance | 322.6 | 271.7 | 297.8 </context>
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us-gaap:UtilitiesOperatingExpenseMaintenance
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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—
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monetaryItemType
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table: <entity> — </entity> <entity type> monetaryItemType </entity type> <context> Asset Impairments and Other Related Charges - Coal Fired Generation | — | — | 24.9 </context>
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us-gaap:OtherAssetImpairmentCharges
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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24.9
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monetaryItemType
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table: <entity> 24.9 </entity> <entity type> monetaryItemType </entity type> <context> Asset Impairments and Other Related Charges - Coal Fired Generation | — | — | 24.9 </context>
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us-gaap:OtherAssetImpairmentCharges
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<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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602.4
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monetaryItemType
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table: <entity> 602.4 </entity> <entity type> monetaryItemType </entity type> <context> Depreciation and Amortization | 602.4 | 571.9 | 575.9 </context>
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us-gaap:UtilitiesOperatingExpenseDepreciationAndAmortization
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<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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571.9
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monetaryItemType
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table: <entity> 571.9 </entity> <entity type> monetaryItemType </entity type> <context> Depreciation and Amortization | 602.4 | 571.9 | 575.9 </context>
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us-gaap:UtilitiesOperatingExpenseDepreciationAndAmortization
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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575.9
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monetaryItemType
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table: <entity> 575.9 </entity> <entity type> monetaryItemType </entity type> <context> Depreciation and Amortization | 602.4 | 571.9 | 575.9 </context>
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us-gaap:UtilitiesOperatingExpenseDepreciationAndAmortization
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<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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177.5
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monetaryItemType
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table: <entity> 177.5 </entity> <entity type> monetaryItemType </entity type> <context> Taxes Other Than Income Taxes | 177.5 | 163.1 | 158.2 </context>
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us-gaap:UtilitiesOperatingExpenseTaxes
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<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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163.1
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monetaryItemType
|
table: <entity> 163.1 </entity> <entity type> monetaryItemType </entity type> <context> Taxes Other Than Income Taxes | 177.5 | 163.1 | 158.2 </context>
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us-gaap:UtilitiesOperatingExpenseTaxes
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
|
158.2
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monetaryItemType
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table: <entity> 158.2 </entity> <entity type> monetaryItemType </entity type> <context> Taxes Other Than Income Taxes | 177.5 | 163.1 | 158.2 </context>
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us-gaap:UtilitiesOperatingExpenseTaxes
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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3312.8
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monetaryItemType
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table: <entity> 3312.8 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL EXPENSES | 3,312.8 | 3,189.7 | 2,917.8 </context>
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us-gaap:CostsAndExpenses
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
3189.7
|
monetaryItemType
|
table: <entity> 3189.7 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL EXPENSES | 3,312.8 | 3,189.7 | 2,917.8 </context>
|
us-gaap:CostsAndExpenses
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
2917.8
|
monetaryItemType
|
table: <entity> 2917.8 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL EXPENSES | 3,312.8 | 3,189.7 | 2,917.8 </context>
|
us-gaap:CostsAndExpenses
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
|
719.8
|
monetaryItemType
|
table: <entity> 719.8 </entity> <entity type> monetaryItemType </entity type> <context> OPERATING INCOME | 719.8 | 531.0 | 602.1 </context>
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us-gaap:OperatingIncomeLoss
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
531.0
|
monetaryItemType
|
table: <entity> 531.0 </entity> <entity type> monetaryItemType </entity type> <context> OPERATING INCOME | 719.8 | 531.0 | 602.1 </context>
|
us-gaap:OperatingIncomeLoss
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
|
602.1
|
monetaryItemType
|
table: <entity> 602.1 </entity> <entity type> monetaryItemType </entity type> <context> OPERATING INCOME | 719.8 | 531.0 | 602.1 </context>
|
us-gaap:OperatingIncomeLoss
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
|
5.1
|
monetaryItemType
|
table: <entity> 5.1 </entity> <entity type> monetaryItemType </entity type> <context> Interest Income | 5.1 | 2.8 | 3.5 </context>
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us-gaap:InvestmentIncomeInterestAndDividend
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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2.8
|
monetaryItemType
|
table: <entity> 2.8 </entity> <entity type> monetaryItemType </entity type> <context> Interest Income | 5.1 | 2.8 | 3.5 </context>
|
us-gaap:InvestmentIncomeInterestAndDividend
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
|
3.5
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monetaryItemType
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table: <entity> 3.5 </entity> <entity type> monetaryItemType </entity type> <context> Interest Income | 5.1 | 2.8 | 3.5 </context>
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us-gaap:InvestmentIncomeInterestAndDividend
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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16.1
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monetaryItemType
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table: <entity> 16.1 </entity> <entity type> monetaryItemType </entity type> <context> Allowance for Equity Funds Used During Construction | 16.1 | 11.9 | 11.7 </context>
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us-gaap:PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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11.9
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monetaryItemType
|
table: <entity> 11.9 </entity> <entity type> monetaryItemType </entity type> <context> Allowance for Equity Funds Used During Construction | 16.1 | 11.9 | 11.7 </context>
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us-gaap:PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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11.7
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monetaryItemType
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table: <entity> 11.7 </entity> <entity type> monetaryItemType </entity type> <context> Allowance for Equity Funds Used During Construction | 16.1 | 11.9 | 11.7 </context>
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us-gaap:PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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27.2
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monetaryItemType
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table: <entity> 27.2 </entity> <entity type> monetaryItemType </entity type> <context> Non-Service Cost Components of Net Periodic Benefit Cost | 27.2 | 32.5 | 29.0 </context>
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us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
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<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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32.5
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monetaryItemType
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table: <entity> 32.5 </entity> <entity type> monetaryItemType </entity type> <context> Non-Service Cost Components of Net Periodic Benefit Cost | 27.2 | 32.5 | 29.0 </context>
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us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
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<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>3,769.3</td><td></td><td></td><td>$</td><td>3,464.1</td><td></td><td></td><td>$</td><td>3,245.5</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>247.4</td><td></td><td></td><td>239.3</td><td></td><td></td><td>256.1</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>15.9</td><td></td><td></td><td>17.3</td><td></td><td></td><td>18.3</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>4,032.6</td><td></td><td></td><td>3,720.7</td><td></td><td></td><td>3,519.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>EXPENSES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Purchased Electricity, Fuel and Other Consumables Used for Electric Generation</td><td></td><td>1,405.6</td><td></td><td></td><td>1,434.6</td><td></td><td></td><td>1,173.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Operation</td><td></td><td>804.7</td><td></td><td></td><td>748.4</td><td></td><td></td><td>724.1</td><td></td></tr><tr><td>Maintenance</td><td></td><td>322.6</td><td></td><td></td><td>271.7</td><td></td><td></td><td>297.8</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges - Coal Fired Generation</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>24.9</td><td></td></tr><tr><td>Establishment of 2017-2019 Virginia Triennial Review Regulatory Asset</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 37.0 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>602.4</td><td></td><td></td><td>571.9</td><td></td><td></td><td>575.9</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>177.5</td><td></td><td></td><td>163.1</td><td></td><td></td><td>158.2</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>3,312.8</td><td></td><td></td><td>3,189.7</td><td></td><td></td><td>2,917.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OPERATING INCOME</td><td></td><td>719.8</td><td></td><td></td><td>531.0</td><td></td><td></td><td>602.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Other Income (Expense):</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Interest Income</td><td></td><td>5.1</td><td></td><td></td><td>2.8</td><td></td><td></td><td>3.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Allowance for Equity Funds Used During Construction</td><td></td><td>16.1</td><td></td><td></td><td>11.9</td><td></td><td></td><td>11.7</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>27.2</td><td></td><td></td><td>32.5</td><td></td><td></td><td>29.0</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 271.4 )</td><td></td><td></td><td>( 269.6 )</td><td></td><td></td><td>( 233.9 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>INCOME BEFORE INCOME TAX EXPENSE</td><td></td><td>496.8</td><td></td><td></td><td>308.6</td><td></td><td></td><td>412.4</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Income Tax Expense</td><td></td><td>75.1</td><td></td><td></td><td>14.2</td><td></td><td></td><td>18.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>NET INCOME</td><td></td><td>$</td><td>421.7</td><td></td><td></td><td>$</td><td>294.4</td><td></td><td></td><td>$</td><td>394.2</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>The common stock of APCo is wholly-owned by Parent.</td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
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table
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29.0
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monetaryItemType
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table: <entity> 29.0 </entity> <entity type> monetaryItemType </entity type> <context> Non-Service Cost Components of Net Periodic Benefit Cost | 27.2 | 32.5 | 29.0 </context>
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us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
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