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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>$</td><td>305.6</td><td></td><td></td><td>$</td><td>328.2</td><td></td><td></td><td>$</td><td>287.8</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>386.0</td><td></td><td></td><td>316.2</td><td></td><td></td><td>294.3</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>Deferred Income Taxes</td><td></td><td>7.8</td><td></td><td></td><td>7.9</td><td></td><td></td><td>71.5</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges</td><td></td><td>52.9</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>Allowance for Equity Funds Used During Construction</td><td></td><td>( 23.4 )</td><td></td><td></td><td>( 17.1 )</td><td></td><td></td><td>( 13.9 )</td><td></td></tr><tr><td>Mark-to-Market of Risk Management Contracts</td><td></td><td>( 3.2 )</td><td></td><td></td><td>11.0</td><td></td><td></td><td>( 52.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 24.5 )</td><td></td><td></td><td>( 11.5 )</td><td></td><td></td><td>( 20.0 )</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></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Regulatory Assets</td><td></td><td>45.4</td><td></td><td></td><td>( 90.9 )</td><td></td><td></td><td>30.4</td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 37.8 )</td><td></td><td></td><td>( 137.5 )</td><td></td><td></td><td>( 87.1 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>57.9</td><td></td><td></td><td>( 0.4 )</td><td></td><td></td><td>91.1</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>( 169.8 )</td><td></td><td></td><td>72.8</td><td></td><td></td><td>( 83.7 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>54.8</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 23.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>6.7</td><td></td><td></td><td>23.6</td><td></td><td></td><td>112.7</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>75.9</td><td></td><td></td><td>27.5</td><td></td><td></td><td>27.8</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 7.2 )</td><td></td><td></td><td>0.4</td><td></td><td></td><td>11.2</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>43.1</td><td></td><td></td><td>( 61.0 )</td><td></td><td></td><td>40.2</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>770.2</td><td></td><td></td><td>462.3</td><td></td><td></td><td>686.1</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>( 930.1 )</td><td></td><td></td><td>( 990.4 )</td><td></td><td></td><td>( 872.4 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>( 114.9 )</td><td></td><td></td><td>—</td><td></td><td></td><td>42.0</td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>34.0</td><td></td><td></td><td>41.0</td><td></td><td></td><td>27.9</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,011.0 )</td><td></td><td></td><td>( 949.4 )</td><td></td><td></td><td>( 802.5 )</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 Parent</td><td></td><td>7.2</td><td></td><td></td><td>175.0</td><td></td><td></td><td>1.0</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 2.0 )</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>346.2</td><td></td><td></td><td>395.0</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 110.5 )</td><td></td><td></td><td>( 62.4 )</td><td></td><td></td><td>172.9</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>—</td><td></td><td></td><td>( 0.6 )</td><td></td><td></td><td>( 0.1 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Principal Payments for Finance Lease Obligations</td><td></td><td>( 5.3 )</td><td></td><td></td><td>( 5.0 )</td><td></td><td></td><td>( 4.9 )</td><td></td></tr><tr><td>Dividends Paid on Common Stock</td><td></td><td>—</td><td></td><td></td><td>( 20.0 )</td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td>Other Financing Activities</td><td></td><td>1.3</td><td></td><td></td><td>1.9</td><td></td><td></td><td>1.1</td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>238.9</td><td></td><td></td><td>483.9</td><td></td><td></td><td>123.0</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Increase (Decrease) in Cash and Cash Equivalents</td><td></td><td>( 1.9 )</td><td></td><td></td><td>( 3.2 )</td><td></td><td></td><td>6.6</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>6.4</td><td></td><td></td><td>9.6</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>4.5</td><td></td><td></td><td>$</td><td>6.4</td><td></td><td></td><td>$</td><td>9.6</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>$</td><td>138.8</td><td></td><td></td><td>$</td><td>124.1</td><td></td><td></td><td>$</td><td>113.4</td><td></td></tr><tr><td>Net Cash Paid (Received) for Income Taxes</td><td></td><td>18.9</td><td></td><td></td><td>38.9</td><td></td><td></td><td>( 19.7 )</td><td></td></tr><tr><td>Noncash Acquisitions Under Finance Leases</td><td></td><td>1.5</td><td></td><td></td><td>4.1</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>157.9</td><td></td><td></td><td>97.7</td><td></td><td></td><td>109.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
157.9
|
monetaryItemType
|
table: <entity> 157.9 </entity> <entity type> monetaryItemType </entity type> <context> Construction Expenditures Included in Current Liabilities as of December 31, | 157.9 | 97.7 | 109.7 </context>
|
us-gaap:ConstructionInProgressExpendituresIncurredButNotYetPaid
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>OPERATING ACTIVITIES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Income</td><td></td><td>$</td><td>305.6</td><td></td><td></td><td>$</td><td>328.2</td><td></td><td></td><td>$</td><td>287.8</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>386.0</td><td></td><td></td><td>316.2</td><td></td><td></td><td>294.3</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>Deferred Income Taxes</td><td></td><td>7.8</td><td></td><td></td><td>7.9</td><td></td><td></td><td>71.5</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges</td><td></td><td>52.9</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>Allowance for Equity Funds Used During Construction</td><td></td><td>( 23.4 )</td><td></td><td></td><td>( 17.1 )</td><td></td><td></td><td>( 13.9 )</td><td></td></tr><tr><td>Mark-to-Market of Risk Management Contracts</td><td></td><td>( 3.2 )</td><td></td><td></td><td>11.0</td><td></td><td></td><td>( 52.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 24.5 )</td><td></td><td></td><td>( 11.5 )</td><td></td><td></td><td>( 20.0 )</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></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Regulatory Assets</td><td></td><td>45.4</td><td></td><td></td><td>( 90.9 )</td><td></td><td></td><td>30.4</td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 37.8 )</td><td></td><td></td><td>( 137.5 )</td><td></td><td></td><td>( 87.1 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>57.9</td><td></td><td></td><td>( 0.4 )</td><td></td><td></td><td>91.1</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>( 169.8 )</td><td></td><td></td><td>72.8</td><td></td><td></td><td>( 83.7 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>54.8</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 23.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>6.7</td><td></td><td></td><td>23.6</td><td></td><td></td><td>112.7</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>75.9</td><td></td><td></td><td>27.5</td><td></td><td></td><td>27.8</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 7.2 )</td><td></td><td></td><td>0.4</td><td></td><td></td><td>11.2</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>43.1</td><td></td><td></td><td>( 61.0 )</td><td></td><td></td><td>40.2</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>770.2</td><td></td><td></td><td>462.3</td><td></td><td></td><td>686.1</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>( 930.1 )</td><td></td><td></td><td>( 990.4 )</td><td></td><td></td><td>( 872.4 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>( 114.9 )</td><td></td><td></td><td>—</td><td></td><td></td><td>42.0</td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>34.0</td><td></td><td></td><td>41.0</td><td></td><td></td><td>27.9</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,011.0 )</td><td></td><td></td><td>( 949.4 )</td><td></td><td></td><td>( 802.5 )</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 Parent</td><td></td><td>7.2</td><td></td><td></td><td>175.0</td><td></td><td></td><td>1.0</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 2.0 )</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>346.2</td><td></td><td></td><td>395.0</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 110.5 )</td><td></td><td></td><td>( 62.4 )</td><td></td><td></td><td>172.9</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>—</td><td></td><td></td><td>( 0.6 )</td><td></td><td></td><td>( 0.1 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Principal Payments for Finance Lease Obligations</td><td></td><td>( 5.3 )</td><td></td><td></td><td>( 5.0 )</td><td></td><td></td><td>( 4.9 )</td><td></td></tr><tr><td>Dividends Paid on Common Stock</td><td></td><td>—</td><td></td><td></td><td>( 20.0 )</td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td>Other Financing Activities</td><td></td><td>1.3</td><td></td><td></td><td>1.9</td><td></td><td></td><td>1.1</td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>238.9</td><td></td><td></td><td>483.9</td><td></td><td></td><td>123.0</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Increase (Decrease) in Cash and Cash Equivalents</td><td></td><td>( 1.9 )</td><td></td><td></td><td>( 3.2 )</td><td></td><td></td><td>6.6</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>6.4</td><td></td><td></td><td>9.6</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>4.5</td><td></td><td></td><td>$</td><td>6.4</td><td></td><td></td><td>$</td><td>9.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>SUPPLEMENTARY INFORMATION</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Paid for Interest, Net of Capitalized Amounts</td><td></td><td>$</td><td>138.8</td><td></td><td></td><td>$</td><td>124.1</td><td></td><td></td><td>$</td><td>113.4</td><td></td></tr><tr><td>Net Cash Paid (Received) for Income Taxes</td><td></td><td>18.9</td><td></td><td></td><td>38.9</td><td></td><td></td><td>( 19.7 )</td><td></td></tr><tr><td>Noncash Acquisitions Under Finance Leases</td><td></td><td>1.5</td><td></td><td></td><td>4.1</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>157.9</td><td></td><td></td><td>97.7</td><td></td><td></td><td>109.7</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
|
97.7
|
monetaryItemType
|
table: <entity> 97.7 </entity> <entity type> monetaryItemType </entity type> <context> Construction Expenditures Included in Current Liabilities as of December 31, | 157.9 | 97.7 | 109.7 </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>$</td><td>305.6</td><td></td><td></td><td>$</td><td>328.2</td><td></td><td></td><td>$</td><td>287.8</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>386.0</td><td></td><td></td><td>316.2</td><td></td><td></td><td>294.3</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>Deferred Income Taxes</td><td></td><td>7.8</td><td></td><td></td><td>7.9</td><td></td><td></td><td>71.5</td><td></td></tr><tr><td>Asset Impairments and Other Related Charges</td><td></td><td>52.9</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>Allowance for Equity Funds Used During Construction</td><td></td><td>( 23.4 )</td><td></td><td></td><td>( 17.1 )</td><td></td><td></td><td>( 13.9 )</td><td></td></tr><tr><td>Mark-to-Market of Risk Management Contracts</td><td></td><td>( 3.2 )</td><td></td><td></td><td>11.0</td><td></td><td></td><td>( 52.8 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Property Taxes</td><td></td><td>( 24.5 )</td><td></td><td></td><td>( 11.5 )</td><td></td><td></td><td>( 20.0 )</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></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Change in Regulatory Assets</td><td></td><td>45.4</td><td></td><td></td><td>( 90.9 )</td><td></td><td></td><td>30.4</td><td></td></tr><tr><td>Change in Other Noncurrent Assets</td><td></td><td>( 37.8 )</td><td></td><td></td><td>( 137.5 )</td><td></td><td></td><td>( 87.1 )</td><td></td></tr><tr><td>Change in Other Noncurrent Liabilities</td><td></td><td>57.9</td><td></td><td></td><td>( 0.4 )</td><td></td><td></td><td>91.1</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>( 169.8 )</td><td></td><td></td><td>72.8</td><td></td><td></td><td>( 83.7 )</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>54.8</td><td></td><td></td><td>( 6.9 )</td><td></td><td></td><td>( 23.4 )</td><td></td></tr><tr><td>Accounts Payable</td><td></td><td>6.7</td><td></td><td></td><td>23.6</td><td></td><td></td><td>112.7</td><td></td></tr><tr><td>Accrued Taxes, Net</td><td></td><td>75.9</td><td></td><td></td><td>27.5</td><td></td><td></td><td>27.8</td><td></td></tr><tr><td>Other Current Assets</td><td></td><td>( 7.2 )</td><td></td><td></td><td>0.4</td><td></td><td></td><td>11.2</td><td></td></tr><tr><td>Other Current Liabilities</td><td></td><td>43.1</td><td></td><td></td><td>( 61.0 )</td><td></td><td></td><td>40.2</td><td></td></tr><tr><td>Net Cash Flows from Operating Activities</td><td></td><td>770.2</td><td></td><td></td><td>462.3</td><td></td><td></td><td>686.1</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>( 930.1 )</td><td></td><td></td><td>( 990.4 )</td><td></td><td></td><td>( 872.4 )</td><td></td></tr><tr><td>Change in Advances to Affiliates, Net</td><td></td><td>( 114.9 )</td><td></td><td></td><td>—</td><td></td><td></td><td>42.0</td><td></td></tr><tr><td>Other Investing Activities</td><td></td><td>34.0</td><td></td><td></td><td>41.0</td><td></td><td></td><td>27.9</td><td></td></tr><tr><td>Net Cash Flows Used for Investing Activities</td><td></td><td>( 1,011.0 )</td><td></td><td></td><td>( 949.4 )</td><td></td><td></td><td>( 802.5 )</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 Parent</td><td></td><td>7.2</td><td></td><td></td><td>175.0</td><td></td><td></td><td>1.0</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td>—</td><td></td><td></td><td>—</td><td></td><td></td><td>( 2.0 )</td><td></td></tr><tr><td>Issuance of Long-term Debt – Nonaffiliated</td><td></td><td>346.2</td><td></td><td></td><td>395.0</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Change in Advances from Affiliates, Net</td><td></td><td>( 110.5 )</td><td></td><td></td><td>( 62.4 )</td><td></td><td></td><td>172.9</td><td></td></tr><tr><td>Retirement of Long-term Debt – Nonaffiliated</td><td></td><td>—</td><td></td><td></td><td>( 0.6 )</td><td></td><td></td><td>( 0.1 )</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Principal Payments for Finance Lease Obligations</td><td></td><td>( 5.3 )</td><td></td><td></td><td>( 5.0 )</td><td></td><td></td><td>( 4.9 )</td><td></td></tr><tr><td>Dividends Paid on Common Stock</td><td></td><td>—</td><td></td><td></td><td>( 20.0 )</td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td>Other Financing Activities</td><td></td><td>1.3</td><td></td><td></td><td>1.9</td><td></td><td></td><td>1.1</td><td></td></tr><tr><td>Net Cash Flows from Financing Activities</td><td></td><td>238.9</td><td></td><td></td><td>483.9</td><td></td><td></td><td>123.0</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Net Increase (Decrease) in Cash and Cash Equivalents</td><td></td><td>( 1.9 )</td><td></td><td></td><td>( 3.2 )</td><td></td><td></td><td>6.6</td><td></td></tr><tr><td>Cash and Cash Equivalents at Beginning of Period</td><td></td><td>6.4</td><td></td><td></td><td>9.6</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Cash and Cash Equivalents at End of Period</td><td></td><td>$</td><td>4.5</td><td></td><td></td><td>$</td><td>6.4</td><td></td><td></td><td>$</td><td>9.6</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>$</td><td>138.8</td><td></td><td></td><td>$</td><td>124.1</td><td></td><td></td><td>$</td><td>113.4</td><td></td></tr><tr><td>Net Cash Paid (Received) for Income Taxes</td><td></td><td>18.9</td><td></td><td></td><td>38.9</td><td></td><td></td><td>( 19.7 )</td><td></td></tr><tr><td>Noncash Acquisitions Under Finance Leases</td><td></td><td>1.5</td><td></td><td></td><td>4.1</td><td></td><td></td><td>3.0</td><td></td></tr><tr><td>Construction Expenditures Included in Current Liabilities as of December 31,</td><td></td><td>157.9</td><td></td><td></td><td>97.7</td><td></td><td></td><td>109.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
109.7
|
monetaryItemType
|
table: <entity> 109.7 </entity> <entity type> monetaryItemType </entity type> <context> Construction Expenditures Included in Current Liabilities as of December 31, | 157.9 | 97.7 | 109.7 </context>
|
us-gaap:ConstructionInProgressExpendituresIncurredButNotYetPaid
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>REVENUES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Electric Generation, Transmission and Distribution</td><td></td><td>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>$</td><td>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
1820.0
|
monetaryItemType
|
table: <entity> 1820.0 </entity> <entity type> monetaryItemType </entity type> <context> Electric Generation, Transmission and Distribution | $ | 1,820.0 | $ | 1,968.4 | $ | 1,865.6 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
1968.4
|
monetaryItemType
|
table: <entity> 1968.4 </entity> <entity type> monetaryItemType </entity type> <context> Electric Generation, Transmission and Distribution | $ | 1,820.0 | $ | 1,968.4 | $ | 1,865.6 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
1865.6
|
monetaryItemType
|
table: <entity> 1865.6 </entity> <entity type> monetaryItemType </entity type> <context> Electric Generation, Transmission and Distribution | $ | 1,820.0 | $ | 1,968.4 | $ | 1,865.6 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
6.9
|
monetaryItemType
|
table: <entity> 6.9 </entity> <entity type> monetaryItemType </entity type> <context> Sales to AEP Affiliates | 6.9 | 1.2 | 2.9 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
1.2
|
monetaryItemType
|
table: <entity> 1.2 </entity> <entity type> monetaryItemType </entity type> <context> Sales to AEP Affiliates | 6.9 | 1.2 | 2.9 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
2.9
|
monetaryItemType
|
table: <entity> 2.9 </entity> <entity type> monetaryItemType </entity type> <context> Sales to AEP Affiliates | 6.9 | 1.2 | 2.9 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
19.5
|
monetaryItemType
|
table: <entity> 19.5 </entity> <entity type> monetaryItemType </entity type> <context> Other Revenues | 19.5 | 7.4 | 6.2 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
7.4
|
monetaryItemType
|
table: <entity> 7.4 </entity> <entity type> monetaryItemType </entity type> <context> Other Revenues | 19.5 | 7.4 | 6.2 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
6.2
|
monetaryItemType
|
table: <entity> 6.2 </entity> <entity type> monetaryItemType </entity type> <context> Other Revenues | 19.5 | 7.4 | 6.2 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
1846.4
|
monetaryItemType
|
table: <entity> 1846.4 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL REVENUES | 1,846.4 | 1,977.0 | 1,874.7 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
1977.0
|
monetaryItemType
|
table: <entity> 1977.0 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL REVENUES | 1,846.4 | 1,977.0 | 1,874.7 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
1874.7
|
monetaryItemType
|
table: <entity> 1874.7 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL REVENUES | 1,846.4 | 1,977.0 | 1,874.7 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
742.5
|
monetaryItemType
|
table: <entity> 742.5 </entity> <entity type> monetaryItemType </entity type> <context> Purchased Electricity, Fuel and Other Consumables Used for Electric Generation | 742.5 | 955.3 | 891.5 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
955.3
|
monetaryItemType
|
table: <entity> 955.3 </entity> <entity type> monetaryItemType </entity type> <context> Purchased Electricity, Fuel and Other Consumables Used for Electric Generation | 742.5 | 955.3 | 891.5 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
891.5
|
monetaryItemType
|
table: <entity> 891.5 </entity> <entity type> monetaryItemType </entity type> <context> Purchased Electricity, Fuel and Other Consumables Used for Electric Generation | 742.5 | 955.3 | 891.5 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
416.8
|
monetaryItemType
|
table: <entity> 416.8 </entity> <entity type> monetaryItemType </entity type> <context> Other Operation | 416.8 | 355.8 | 400.4 </context>
|
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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
355.8
|
monetaryItemType
|
table: <entity> 355.8 </entity> <entity type> monetaryItemType </entity type> <context> Other Operation | 416.8 | 355.8 | 400.4 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
400.4
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monetaryItemType
|
table: <entity> 400.4 </entity> <entity type> monetaryItemType </entity type> <context> Other Operation | 416.8 | 355.8 | 400.4 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
113.0
|
monetaryItemType
|
table: <entity> 113.0 </entity> <entity type> monetaryItemType </entity type> <context> Maintenance | 113.0 | 112.0 | 114.4 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
112.0
|
monetaryItemType
|
table: <entity> 112.0 </entity> <entity type> monetaryItemType </entity type> <context> Maintenance | 113.0 | 112.0 | 114.4 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
114.4
|
monetaryItemType
|
table: <entity> 114.4 </entity> <entity type> monetaryItemType </entity type> <context> Maintenance | 113.0 | 112.0 | 114.4 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
272.2
|
monetaryItemType
|
table: <entity> 272.2 </entity> <entity type> monetaryItemType </entity type> <context> Depreciation and Amortization | 272.2 | 255.5 | 230.1 </context>
|
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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
255.5
|
monetaryItemType
|
table: <entity> 255.5 </entity> <entity type> monetaryItemType </entity type> <context> Depreciation and Amortization | 272.2 | 255.5 | 230.1 </context>
|
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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
230.1
|
monetaryItemType
|
table: <entity> 230.1 </entity> <entity type> monetaryItemType </entity type> <context> Depreciation and Amortization | 272.2 | 255.5 | 230.1 </context>
|
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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
77.3
|
monetaryItemType
|
table: <entity> 77.3 </entity> <entity type> monetaryItemType </entity type> <context> Taxes Other Than Income Taxes | 77.3 | 64.1 | 57.5 </context>
|
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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
64.1
|
monetaryItemType
|
table: <entity> 64.1 </entity> <entity type> monetaryItemType </entity type> <context> Taxes Other Than Income Taxes | 77.3 | 64.1 | 57.5 </context>
|
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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
57.5
|
monetaryItemType
|
table: <entity> 57.5 </entity> <entity type> monetaryItemType </entity type> <context> Taxes Other Than Income Taxes | 77.3 | 64.1 | 57.5 </context>
|
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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
1621.8
|
monetaryItemType
|
table: <entity> 1621.8 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL EXPENSES | 1,621.8 | 1,742.7 | 1,693.9 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
1742.7
|
monetaryItemType
|
table: <entity> 1742.7 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL EXPENSES | 1,621.8 | 1,742.7 | 1,693.9 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
1693.9
|
monetaryItemType
|
table: <entity> 1693.9 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL EXPENSES | 1,621.8 | 1,742.7 | 1,693.9 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
224.6
|
monetaryItemType
|
table: <entity> 224.6 </entity> <entity type> monetaryItemType </entity type> <context> OPERATING INCOME | 224.6 | 234.3 | 180.8 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
234.3
|
monetaryItemType
|
table: <entity> 234.3 </entity> <entity type> monetaryItemType </entity type> <context> OPERATING INCOME | 224.6 | 234.3 | 180.8 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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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180.8
|
monetaryItemType
|
table: <entity> 180.8 </entity> <entity type> monetaryItemType </entity type> <context> OPERATING INCOME | 224.6 | 234.3 | 180.8 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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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1.8
|
monetaryItemType
|
table: <entity> 1.8 </entity> <entity type> monetaryItemType </entity type> <context> Interest Income | 1.8 | 1.8 | 7.4 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
7.4
|
monetaryItemType
|
table: <entity> 7.4 </entity> <entity type> monetaryItemType </entity type> <context> Other Revenues | 19.5 | 7.4 | 6.2 </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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
7.4
|
monetaryItemType
|
table: <entity> 7.4 </entity> <entity type> monetaryItemType </entity type> <context> Other Revenues | 19.5 | 7.4 | 6.2 </context>
|
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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
8.4
|
monetaryItemType
|
table: <entity> 8.4 </entity> <entity type> monetaryItemType </entity type> <context> Allowance for Equity Funds Used During Construction | 7.4 | 8.4 | 1.5 </context>
|
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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
1.5
|
monetaryItemType
|
table: <entity> 1.5 </entity> <entity type> monetaryItemType </entity type> <context> Allowance for Equity Funds Used During Construction | 7.4 | 8.4 | 1.5 </context>
|
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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
11.2
|
monetaryItemType
|
table: <entity> 11.2 </entity> <entity type> monetaryItemType </entity type> <context> Non-Service Cost Components of Net Periodic Benefit Cost | 11.2 | 14.3 | 12.5 </context>
|
us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
<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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
14.3
|
monetaryItemType
|
table: <entity> 14.3 </entity> <entity type> monetaryItemType </entity type> <context> Non-Service Cost Components of Net Periodic Benefit Cost | 11.2 | 14.3 | 12.5 </context>
|
us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
<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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
12.5
|
monetaryItemType
|
table: <entity> 12.5 </entity> <entity type> monetaryItemType </entity type> <context> Non-Service Cost Components of Net Periodic Benefit Cost | 11.2 | 14.3 | 12.5 </context>
|
us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
<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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
95.3
|
monetaryItemType
|
table: <entity> 95.3 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:InterestExpenseNonoperating
|
<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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
103.6
|
monetaryItemType
|
table: <entity> 103.6 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:InterestExpenseNonoperating
|
<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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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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83.8
|
monetaryItemType
|
table: <entity> 83.8 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:InterestExpenseNonoperating
|
<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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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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149.7
|
monetaryItemType
|
table: <entity> 149.7 </entity> <entity type> monetaryItemType </entity type> <context> INCOME BEFORE INCOME TAX EXPENSE (BENEFIT) | 149.7 | 155.2 | 118.4 </context>
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us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
<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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
155.2
|
monetaryItemType
|
table: <entity> 155.2 </entity> <entity type> monetaryItemType </entity type> <context> INCOME BEFORE INCOME TAX EXPENSE (BENEFIT) | 149.7 | 155.2 | 118.4 </context>
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us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
<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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
118.4
|
monetaryItemType
|
table: <entity> 118.4 </entity> <entity type> monetaryItemType </entity type> <context> INCOME BEFORE INCOME TAX EXPENSE (BENEFIT) | 149.7 | 155.2 | 118.4 </context>
|
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
<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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
99.6
|
monetaryItemType
|
table: <entity> 99.6 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:IncomeTaxExpenseBenefit
|
<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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
53.6
|
monetaryItemType
|
table: <entity> 53.6 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:IncomeTaxExpenseBenefit
|
<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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
49.2
|
monetaryItemType
|
table: <entity> 49.2 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:IncomeTaxExpenseBenefit
|
<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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
249.3
|
monetaryItemType
|
table: <entity> 249.3 </entity> <entity type> monetaryItemType </entity type> <context> NET INCOME | $ | 249.3 | $ | 208.8 | $ | 167.6 </context>
|
us-gaap:NetIncomeLoss
|
<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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
208.8
|
monetaryItemType
|
table: <entity> 208.8 </entity> <entity type> monetaryItemType </entity type> <context> NET INCOME | $ | 249.3 | $ | 208.8 | $ | 167.6 </context>
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us-gaap:NetIncomeLoss
|
<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>$</td><td>1,820.0</td><td></td><td></td><td>$</td><td>1,968.4</td><td></td><td></td><td>$</td><td>1,865.6</td><td></td></tr><tr><td>Sales to AEP Affiliates</td><td></td><td>6.9</td><td></td><td></td><td>1.2</td><td></td><td></td><td>2.9</td><td></td></tr><tr><td>Other Revenues</td><td></td><td>19.5</td><td></td><td></td><td>7.4</td><td></td><td></td><td>6.2</td><td></td></tr><tr><td>TOTAL REVENUES</td><td></td><td>1,846.4</td><td></td><td></td><td>1,977.0</td><td></td><td></td><td>1,874.7</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>742.5</td><td></td><td></td><td>955.3</td><td></td><td></td><td>891.5</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>416.8</td><td></td><td></td><td>355.8</td><td></td><td></td><td>400.4</td><td></td></tr><tr><td>Maintenance</td><td></td><td>113.0</td><td></td><td></td><td>112.0</td><td></td><td></td><td>114.4</td><td></td></tr><tr><td>Depreciation and Amortization</td><td></td><td>272.2</td><td></td><td></td><td>255.5</td><td></td><td></td><td>230.1</td><td></td></tr><tr><td>Taxes Other Than Income Taxes</td><td></td><td>77.3</td><td></td><td></td><td>64.1</td><td></td><td></td><td>57.5</td><td></td></tr><tr><td>TOTAL EXPENSES</td><td></td><td>1,621.8</td><td></td><td></td><td>1,742.7</td><td></td><td></td><td>1,693.9</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>224.6</td><td></td><td></td><td>234.3</td><td></td><td></td><td>180.8</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>1.8</td><td></td><td></td><td>1.8</td><td></td><td></td><td>7.4</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>7.4</td><td></td><td></td><td>8.4</td><td></td><td></td><td>1.5</td><td></td></tr><tr><td>Non-Service Cost Components of Net Periodic Benefit Cost</td><td></td><td>11.2</td><td></td><td></td><td>14.3</td><td></td><td></td><td>12.5</td><td></td></tr><tr><td>Interest Expense</td><td></td><td>( 95.3 )</td><td></td><td></td><td>( 103.6 )</td><td></td><td></td><td>( 83.8 )</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 (BENEFIT)</td><td></td><td>149.7</td><td></td><td></td><td>155.2</td><td></td><td></td><td>118.4</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 (Benefit)</td><td></td><td>( 99.6 )</td><td></td><td></td><td>( 53.6 )</td><td></td><td></td><td>( 49.2 )</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>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</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 PSO 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
|
167.6
|
monetaryItemType
|
table: <entity> 167.6 </entity> <entity type> monetaryItemType </entity type> <context> NET INCOME | $ | 249.3 | $ | 208.8 | $ | 167.6 </context>
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us-gaap:NetIncomeLoss
|
<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>Net Income</td><td></td><td>$</td><td>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAXES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively</td><td></td><td>3.8</td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>TOTAL COMPREHENSIVE INCOME</td><td></td><td>$</td><td>253.1</td><td></td><td></td><td>$</td><td>207.3</td><td></td><td></td><td>$</td><td>168.9</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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249.3
|
monetaryItemType
|
table: <entity> 249.3 </entity> <entity type> monetaryItemType </entity type> <context> Net Income | $ | 249.3 | $ | 208.8 | $ | 167.6 </context>
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us-gaap:NetIncomeLoss
|
<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>Net Income</td><td></td><td>$</td><td>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAXES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively</td><td></td><td>3.8</td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>TOTAL COMPREHENSIVE INCOME</td><td></td><td>$</td><td>253.1</td><td></td><td></td><td>$</td><td>207.3</td><td></td><td></td><td>$</td><td>168.9</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
|
208.8
|
monetaryItemType
|
table: <entity> 208.8 </entity> <entity type> monetaryItemType </entity type> <context> Net Income | $ | 249.3 | $ | 208.8 | $ | 167.6 </context>
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us-gaap:NetIncomeLoss
|
<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>Net Income</td><td></td><td>$</td><td>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAXES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively</td><td></td><td>3.8</td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>TOTAL COMPREHENSIVE INCOME</td><td></td><td>$</td><td>253.1</td><td></td><td></td><td>$</td><td>207.3</td><td></td><td></td><td>$</td><td>168.9</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
|
167.6
|
monetaryItemType
|
table: <entity> 167.6 </entity> <entity type> monetaryItemType </entity type> <context> Net Income | $ | 249.3 | $ | 208.8 | $ | 167.6 </context>
|
us-gaap:NetIncomeLoss
|
<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>Net Income</td><td></td><td>$</td><td>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAXES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively</td><td></td><td>3.8</td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>TOTAL COMPREHENSIVE INCOME</td><td></td><td>$</td><td>253.1</td><td></td><td></td><td>$</td><td>207.3</td><td></td><td></td><td>$</td><td>168.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
1.0
|
monetaryItemType
|
table: <entity> 1.0 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>Net Income</td><td></td><td>$</td><td>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAXES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively</td><td></td><td>3.8</td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>TOTAL COMPREHENSIVE INCOME</td><td></td><td>$</td><td>253.1</td><td></td><td></td><td>$</td><td>207.3</td><td></td><td></td><td>$</td><td>168.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
0.4
|
monetaryItemType
|
table: <entity> 0.4 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>Net Income</td><td></td><td>$</td><td>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAXES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively</td><td></td><td>3.8</td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>TOTAL COMPREHENSIVE INCOME</td><td></td><td>$</td><td>253.1</td><td></td><td></td><td>$</td><td>207.3</td><td></td><td></td><td>$</td><td>168.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
0.3
|
monetaryItemType
|
table: <entity> 0.3 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>Net Income</td><td></td><td>$</td><td>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAXES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively</td><td></td><td>3.8</td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>TOTAL COMPREHENSIVE INCOME</td><td></td><td>$</td><td>253.1</td><td></td><td></td><td>$</td><td>207.3</td><td></td><td></td><td>$</td><td>168.9</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
|
3.8
|
monetaryItemType
|
table: <entity> 3.8 </entity> <entity type> monetaryItemType </entity type> <context> Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively | 3.8 | ( 1.5 ) | 1.3 </context>
|
us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax
|
<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>Net Income</td><td></td><td>$</td><td>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAXES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively</td><td></td><td>3.8</td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>TOTAL COMPREHENSIVE INCOME</td><td></td><td>$</td><td>253.1</td><td></td><td></td><td>$</td><td>207.3</td><td></td><td></td><td>$</td><td>168.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>See Notes to Financial Statements of Registrants beginning on page 177 . See Notes to Financial Statements of Registrants beginning on page 177 .</td></tr></table>
|
table
|
1.5
|
monetaryItemType
|
table: <entity> 1.5 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax
|
<table><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td></td><td>Years Ended December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td><td></td><td>2022</td></tr><tr><td>Net Income</td><td></td><td>$</td><td>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAXES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively</td><td></td><td>3.8</td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>TOTAL COMPREHENSIVE INCOME</td><td></td><td>$</td><td>253.1</td><td></td><td></td><td>$</td><td>207.3</td><td></td><td></td><td>$</td><td>168.9</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
|
1.3
|
monetaryItemType
|
table: <entity> 1.3 </entity> <entity type> monetaryItemType </entity type> <context> Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively | 3.8 | ( 1.5 ) | 1.3 </context>
|
us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax
|
<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>Net Income</td><td></td><td>$</td><td>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAXES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively</td><td></td><td>3.8</td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>TOTAL COMPREHENSIVE INCOME</td><td></td><td>$</td><td>253.1</td><td></td><td></td><td>$</td><td>207.3</td><td></td><td></td><td>$</td><td>168.9</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
|
253.1
|
monetaryItemType
|
table: <entity> 253.1 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL COMPREHENSIVE INCOME | $ | 253.1 | $ | 207.3 | $ | 168.9 </context>
|
us-gaap:ComprehensiveIncomeNetOfTax
|
<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>Net Income</td><td></td><td>$</td><td>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAXES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively</td><td></td><td>3.8</td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>TOTAL COMPREHENSIVE INCOME</td><td></td><td>$</td><td>253.1</td><td></td><td></td><td>$</td><td>207.3</td><td></td><td></td><td>$</td><td>168.9</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
|
207.3
|
monetaryItemType
|
table: <entity> 207.3 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL COMPREHENSIVE INCOME | $ | 253.1 | $ | 207.3 | $ | 168.9 </context>
|
us-gaap:ComprehensiveIncomeNetOfTax
|
<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>Net Income</td><td></td><td>$</td><td>249.3</td><td></td><td></td><td>$</td><td>208.8</td><td></td><td></td><td>$</td><td>167.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAXES</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively Cash Flow Hedges, Net of Tax of $ 1.0 , $( 0.4 ) and $ 0.3 in 2024, 2023 and 2022, Respectively</td><td></td><td>3.8</td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>TOTAL COMPREHENSIVE INCOME</td><td></td><td>$</td><td>253.1</td><td></td><td></td><td>$</td><td>207.3</td><td></td><td></td><td>$</td><td>168.9</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
|
168.9
|
monetaryItemType
|
table: <entity> 168.9 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL COMPREHENSIVE INCOME | $ | 253.1 | $ | 207.3 | $ | 168.9 </context>
|
us-gaap:ComprehensiveIncomeNetOfTax
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
157.2
|
monetaryItemType
|
table: <entity> 157.2 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021 | $ | 157.2 | $ | 1,039.0 | $ | 1,095.4 | $ | — | $ | 2,291.6 </context>
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us-gaap:StockholdersEquity
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
1039.0
|
monetaryItemType
|
table: <entity> 1039.0 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021 | $ | 157.2 | $ | 1,039.0 | $ | 1,095.4 | $ | — | $ | 2,291.6 </context>
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us-gaap:StockholdersEquity
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
1095.4
|
monetaryItemType
|
table: <entity> 1095.4 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021 | $ | 157.2 | $ | 1,039.0 | $ | 1,095.4 | $ | — | $ | 2,291.6 </context>
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us-gaap:StockholdersEquity
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
—
|
monetaryItemType
|
table: <entity> — </entity> <entity type> monetaryItemType </entity type> <context> TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021 | $ | 157.2 | $ | 1,039.0 | $ | 1,095.4 | $ | — | $ | 2,291.6 </context>
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us-gaap:StockholdersEquity
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
2291.6
|
monetaryItemType
|
table: <entity> 2291.6 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021 | $ | 157.2 | $ | 1,039.0 | $ | 1,095.4 | $ | — | $ | 2,291.6 </context>
|
us-gaap:StockholdersEquity
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
45.0
|
monetaryItemType
|
table: <entity> 45.0 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:DividendsCommonStock
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
167.6
|
monetaryItemType
|
table: <entity> 167.6 </entity> <entity type> monetaryItemType </entity type> <context> Net Income | 167.6 | 167.6 </context>
|
us-gaap:NetIncomeLoss
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
1.3
|
monetaryItemType
|
table: <entity> 1.3 </entity> <entity type> monetaryItemType </entity type> <context> Other Comprehensive Income | 1.3 | 1.3 </context>
|
us-gaap:OtherComprehensiveIncomeLossNetOfTax
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
1042.6
|
monetaryItemType
|
table: <entity> 1042.6 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022 | 157.2 | 1,042.6 | 1,218.0 | 1.3 | 2,419.1 </context>
|
us-gaap:StockholdersEquity
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
1218.0
|
monetaryItemType
|
table: <entity> 1218.0 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022 | 157.2 | 1,042.6 | 1,218.0 | 1.3 | 2,419.1 </context>
|
us-gaap:StockholdersEquity
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
1.3
|
monetaryItemType
|
table: <entity> 1.3 </entity> <entity type> monetaryItemType </entity type> <context> Other Comprehensive Income | 1.3 | 1.3 </context>
|
us-gaap:StockholdersEquity
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
2419.1
|
monetaryItemType
|
table: <entity> 2419.1 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022 | 157.2 | 1,042.6 | 1,218.0 | 1.3 | 2,419.1 </context>
|
us-gaap:StockholdersEquity
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
52.5
|
monetaryItemType
|
table: <entity> 52.5 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:DividendsCommonStock
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
208.8
|
monetaryItemType
|
table: <entity> 208.8 </entity> <entity type> monetaryItemType </entity type> <context> Net Income | 208.8 | 208.8 </context>
|
us-gaap:NetIncomeLoss
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
1.5
|
monetaryItemType
|
table: <entity> 1.5 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:OtherComprehensiveIncomeLossNetOfTax
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
1039.3
|
monetaryItemType
|
table: <entity> 1039.3 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023 | 157.2 | 1,039.3 | 1,374.3 | ( 0.2 ) | 2,570.6 </context>
|
us-gaap:StockholdersEquity
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
1374.3
|
monetaryItemType
|
table: <entity> 1374.3 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023 | 157.2 | 1,039.3 | 1,374.3 | ( 0.2 ) | 2,570.6 </context>
|
us-gaap:StockholdersEquity
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
0.2
|
monetaryItemType
|
table: <entity> 0.2 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:StockholdersEquity
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
2570.6
|
monetaryItemType
|
table: <entity> 2570.6 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023 | 157.2 | 1,039.3 | 1,374.3 | ( 0.2 ) | 2,570.6 </context>
|
us-gaap:StockholdersEquity
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
140.0
|
monetaryItemType
|
table: <entity> 140.0 </entity> <entity type> monetaryItemType </entity type> <context> None </context>
|
us-gaap:DividendsCommonStock
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
249.3
|
monetaryItemType
|
table: <entity> 249.3 </entity> <entity type> monetaryItemType </entity type> <context> Net Income | 249.3 | 249.3 </context>
|
us-gaap:NetIncomeLoss
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
3.8
|
monetaryItemType
|
table: <entity> 3.8 </entity> <entity type> monetaryItemType </entity type> <context> Other Comprehensive Income | 3.8 | 3.8 </context>
|
us-gaap:OtherComprehensiveIncomeLossNetOfTax
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
1041.2
|
monetaryItemType
|
table: <entity> 1041.2 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024 | $ | 157.2 | $ | 1,041.2 | $ | 1,483.6 | $ | 3.6 | $ | 2,685.6 </context>
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us-gaap:StockholdersEquity
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
1483.6
|
monetaryItemType
|
table: <entity> 1483.6 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024 | $ | 157.2 | $ | 1,041.2 | $ | 1,483.6 | $ | 3.6 | $ | 2,685.6 </context>
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us-gaap:StockholdersEquity
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
3.6
|
monetaryItemType
|
table: <entity> 3.6 </entity> <entity type> monetaryItemType </entity type> <context> Capital Contribution from Parent | 3.6 | 3.6 </context>
|
us-gaap:StockholdersEquity
|
<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><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td></td><td>Common Stock</td><td></td><td>Paid-in Capital</td><td></td><td>Retained Earnings</td><td></td><td>Accumulated Other Comprehensive Income (Loss)</td><td></td><td>Total</td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2021</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,039.0</td><td></td><td></td><td>$</td><td>1,095.4</td><td></td><td></td><td>$</td><td>—</td><td></td><td></td><td>$</td><td>2,291.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>3.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.6</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td><td></td><td></td><td></td><td>( 45.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>167.6</td><td></td><td></td><td></td><td></td><td>167.6</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.3</td><td></td><td></td><td>1.3</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2022</td><td>157.2</td><td></td><td></td><td>1,042.6</td><td></td><td></td><td>1,218.0</td><td></td><td></td><td>1.3</td><td></td><td></td><td>2,419.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>0.6</td><td></td><td></td><td></td><td></td><td></td><td></td><td>0.6</td><td></td></tr><tr><td>Return of Capital to Parent</td><td></td><td></td><td>( 3.9 )</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 3.9 )</td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td><td></td><td></td><td></td><td>( 52.5 )</td><td></td></tr><tr><td>Net Income</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td><td></td><td></td><td></td><td>208.8</td><td></td></tr><tr><td>Other Comprehensive Loss</td><td></td><td></td><td></td><td></td><td></td><td></td><td>( 1.5 )</td><td></td><td></td><td>( 1.5 )</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2023</td><td>157.2</td><td></td><td></td><td>1,039.3</td><td></td><td></td><td>1,374.3</td><td></td><td></td><td>( 0.2 )</td><td></td><td></td><td>2,570.6</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Capital Contribution from Parent</td><td></td><td></td><td>1.9</td><td></td><td></td><td></td><td></td><td></td><td></td><td>1.9</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Common Stock Dividends</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td><td></td><td></td><td></td><td>( 140.0 )</td><td></td></tr><tr><td></td><td></td><td></td><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></td><td></td><td>249.3</td><td></td><td></td><td></td><td></td><td>249.3</td><td></td></tr><tr><td>Other Comprehensive Income</td><td></td><td></td><td></td><td></td><td></td><td></td><td>3.8</td><td></td><td></td><td>3.8</td><td></td></tr><tr><td>TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024</td><td>$</td><td>157.2</td><td></td><td></td><td>$</td><td>1,041.2</td><td></td><td></td><td>$</td><td>1,483.6</td><td></td><td></td><td>$</td><td>3.6</td><td></td><td></td><td>$</td><td>2,685.6</td><td></td></tr><tr><td></td><td></td><td></td><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
|
2685.6
|
monetaryItemType
|
table: <entity> 2685.6 </entity> <entity type> monetaryItemType </entity type> <context> TOTAL COMMON SHAREHOLDER’S EQUITY – DECEMBER 31, 2024 | $ | 157.2 | $ | 1,041.2 | $ | 1,483.6 | $ | 3.6 | $ | 2,685.6 </context>
|
us-gaap:StockholdersEquity
|
<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></tr><tr><td></td><td></td><td>December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td></tr><tr><td>CURRENT ASSETS</td><td></td><td></td><td></td><td></td></tr><tr><td>Cash and Cash Equivalents</td><td></td><td>$</td><td>1.8</td><td></td><td></td><td>$</td><td>2.5</td><td></td></tr><tr><td>Advances to Affiliates</td><td></td><td>232.0</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Accounts Receivable:</td><td></td><td></td><td></td><td></td></tr><tr><td>Customers</td><td></td><td>74.8</td><td></td><td></td><td>107.6</td><td></td></tr><tr><td>Affiliated Companies</td><td></td><td>32.6</td><td></td><td></td><td>31.0</td><td></td></tr><tr><td>Miscellaneous</td><td></td><td>0.3</td><td></td><td></td><td>0.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Total Accounts Receivable</td><td></td><td>107.7</td><td></td><td></td><td>139.4</td><td></td></tr><tr><td>Fuel</td><td></td><td>17.1</td><td></td><td></td><td>33.7</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>108.8</td><td></td><td></td><td>106.9</td><td></td></tr><tr><td>Risk Management Assets</td><td></td><td>20.6</td><td></td><td></td><td>19.0</td><td></td></tr><tr><td>Accrued Tax Benefits</td><td></td><td>35.5</td><td></td><td></td><td>31.0</td><td></td></tr><tr><td>Regulatory Asset for Under-Recovered Fuel Costs</td><td></td><td>64.7</td><td></td><td></td><td>118.3</td><td></td></tr><tr><td>Prepayments and Other Current Assets</td><td></td><td>20.2</td><td></td><td></td><td>18.7</td><td></td></tr><tr><td>TOTAL CURRENT ASSETS</td><td></td><td>608.4</td><td></td><td></td><td>469.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>PROPERTY, PLANT AND EQUIPMENT</td><td></td><td></td><td></td><td></td></tr><tr><td>Electric:</td><td></td><td></td><td></td><td></td></tr><tr><td>Generation</td><td></td><td>2,772.4</td><td></td><td></td><td>2,695.5</td><td></td></tr><tr><td>Transmission</td><td></td><td>1,345.3</td><td></td><td></td><td>1,228.3</td><td></td></tr><tr><td>Distribution</td><td></td><td>3,698.8</td><td></td><td></td><td>3,450.8</td><td></td></tr><tr><td>Other Property, Plant and Equipment</td><td></td><td>550.0</td><td></td><td></td><td>505.9</td><td></td></tr><tr><td>Construction Work in Progress</td><td></td><td>378.8</td><td></td><td></td><td>313.7</td><td></td></tr><tr><td>Total Property, Plant and Equipment</td><td></td><td>8,745.3</td><td></td><td></td><td>8,194.2</td><td></td></tr><tr><td>Accumulated Depreciation and Amortization</td><td></td><td>2,213.0</td><td></td><td></td><td>2,081.9</td><td></td></tr><tr><td>TOTAL PROPERTY, PLANT AND EQUIPMENT – NET TOTAL PROPERTY, PLANT AND EQUIPMENT – NET</td><td></td><td>6,532.3</td><td></td><td></td><td>6,112.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OTHER NONCURRENT ASSETS</td><td></td><td></td><td></td><td></td></tr><tr><td>Regulatory Assets</td><td></td><td>527.8</td><td></td><td></td><td>522.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Employee Benefits and Pension Assets</td><td></td><td>73.6</td><td></td><td></td><td>68.4</td><td></td></tr><tr><td>Operating Lease Assets</td><td></td><td>106.2</td><td></td><td></td><td>112.8</td><td></td></tr><tr><td>Deferred Charges and Other Noncurrent Assets</td><td></td><td>62.0</td><td></td><td></td><td>49.2</td><td></td></tr><tr><td>TOTAL OTHER NONCURRENT ASSETS</td><td></td><td>769.6</td><td></td><td></td><td>753.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>TOTAL ASSETS</td><td></td><td>$</td><td>7,910.3</td><td></td><td></td><td>$</td><td>7,334.9</td><td></td></tr><tr><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
|
1.8
|
monetaryItemType
|
table: <entity> 1.8 </entity> <entity type> monetaryItemType </entity type> <context> Cash and Cash Equivalents | $ | 1.8 | $ | 2.5 </context>
|
us-gaap:CashAndCashEquivalentsAtCarryingValue
|
<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></tr><tr><td></td><td></td><td>December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td></tr><tr><td>CURRENT ASSETS</td><td></td><td></td><td></td><td></td></tr><tr><td>Cash and Cash Equivalents</td><td></td><td>$</td><td>1.8</td><td></td><td></td><td>$</td><td>2.5</td><td></td></tr><tr><td>Advances to Affiliates</td><td></td><td>232.0</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Accounts Receivable:</td><td></td><td></td><td></td><td></td></tr><tr><td>Customers</td><td></td><td>74.8</td><td></td><td></td><td>107.6</td><td></td></tr><tr><td>Affiliated Companies</td><td></td><td>32.6</td><td></td><td></td><td>31.0</td><td></td></tr><tr><td>Miscellaneous</td><td></td><td>0.3</td><td></td><td></td><td>0.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Total Accounts Receivable</td><td></td><td>107.7</td><td></td><td></td><td>139.4</td><td></td></tr><tr><td>Fuel</td><td></td><td>17.1</td><td></td><td></td><td>33.7</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>108.8</td><td></td><td></td><td>106.9</td><td></td></tr><tr><td>Risk Management Assets</td><td></td><td>20.6</td><td></td><td></td><td>19.0</td><td></td></tr><tr><td>Accrued Tax Benefits</td><td></td><td>35.5</td><td></td><td></td><td>31.0</td><td></td></tr><tr><td>Regulatory Asset for Under-Recovered Fuel Costs</td><td></td><td>64.7</td><td></td><td></td><td>118.3</td><td></td></tr><tr><td>Prepayments and Other Current Assets</td><td></td><td>20.2</td><td></td><td></td><td>18.7</td><td></td></tr><tr><td>TOTAL CURRENT ASSETS</td><td></td><td>608.4</td><td></td><td></td><td>469.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>PROPERTY, PLANT AND EQUIPMENT</td><td></td><td></td><td></td><td></td></tr><tr><td>Electric:</td><td></td><td></td><td></td><td></td></tr><tr><td>Generation</td><td></td><td>2,772.4</td><td></td><td></td><td>2,695.5</td><td></td></tr><tr><td>Transmission</td><td></td><td>1,345.3</td><td></td><td></td><td>1,228.3</td><td></td></tr><tr><td>Distribution</td><td></td><td>3,698.8</td><td></td><td></td><td>3,450.8</td><td></td></tr><tr><td>Other Property, Plant and Equipment</td><td></td><td>550.0</td><td></td><td></td><td>505.9</td><td></td></tr><tr><td>Construction Work in Progress</td><td></td><td>378.8</td><td></td><td></td><td>313.7</td><td></td></tr><tr><td>Total Property, Plant and Equipment</td><td></td><td>8,745.3</td><td></td><td></td><td>8,194.2</td><td></td></tr><tr><td>Accumulated Depreciation and Amortization</td><td></td><td>2,213.0</td><td></td><td></td><td>2,081.9</td><td></td></tr><tr><td>TOTAL PROPERTY, PLANT AND EQUIPMENT – NET TOTAL PROPERTY, PLANT AND EQUIPMENT – NET</td><td></td><td>6,532.3</td><td></td><td></td><td>6,112.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OTHER NONCURRENT ASSETS</td><td></td><td></td><td></td><td></td></tr><tr><td>Regulatory Assets</td><td></td><td>527.8</td><td></td><td></td><td>522.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Employee Benefits and Pension Assets</td><td></td><td>73.6</td><td></td><td></td><td>68.4</td><td></td></tr><tr><td>Operating Lease Assets</td><td></td><td>106.2</td><td></td><td></td><td>112.8</td><td></td></tr><tr><td>Deferred Charges and Other Noncurrent Assets</td><td></td><td>62.0</td><td></td><td></td><td>49.2</td><td></td></tr><tr><td>TOTAL OTHER NONCURRENT ASSETS</td><td></td><td>769.6</td><td></td><td></td><td>753.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>TOTAL ASSETS</td><td></td><td>$</td><td>7,910.3</td><td></td><td></td><td>$</td><td>7,334.9</td><td></td></tr><tr><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
|
2.5
|
monetaryItemType
|
table: <entity> 2.5 </entity> <entity type> monetaryItemType </entity type> <context> Cash and Cash Equivalents | $ | 1.8 | $ | 2.5 </context>
|
us-gaap:CashAndCashEquivalentsAtCarryingValue
|
<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></tr><tr><td></td><td></td><td>December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td></tr><tr><td>CURRENT ASSETS</td><td></td><td></td><td></td><td></td></tr><tr><td>Cash and Cash Equivalents</td><td></td><td>$</td><td>1.8</td><td></td><td></td><td>$</td><td>2.5</td><td></td></tr><tr><td>Advances to Affiliates</td><td></td><td>232.0</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Accounts Receivable:</td><td></td><td></td><td></td><td></td></tr><tr><td>Customers</td><td></td><td>74.8</td><td></td><td></td><td>107.6</td><td></td></tr><tr><td>Affiliated Companies</td><td></td><td>32.6</td><td></td><td></td><td>31.0</td><td></td></tr><tr><td>Miscellaneous</td><td></td><td>0.3</td><td></td><td></td><td>0.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Total Accounts Receivable</td><td></td><td>107.7</td><td></td><td></td><td>139.4</td><td></td></tr><tr><td>Fuel</td><td></td><td>17.1</td><td></td><td></td><td>33.7</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>108.8</td><td></td><td></td><td>106.9</td><td></td></tr><tr><td>Risk Management Assets</td><td></td><td>20.6</td><td></td><td></td><td>19.0</td><td></td></tr><tr><td>Accrued Tax Benefits</td><td></td><td>35.5</td><td></td><td></td><td>31.0</td><td></td></tr><tr><td>Regulatory Asset for Under-Recovered Fuel Costs</td><td></td><td>64.7</td><td></td><td></td><td>118.3</td><td></td></tr><tr><td>Prepayments and Other Current Assets</td><td></td><td>20.2</td><td></td><td></td><td>18.7</td><td></td></tr><tr><td>TOTAL CURRENT ASSETS</td><td></td><td>608.4</td><td></td><td></td><td>469.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>PROPERTY, PLANT AND EQUIPMENT</td><td></td><td></td><td></td><td></td></tr><tr><td>Electric:</td><td></td><td></td><td></td><td></td></tr><tr><td>Generation</td><td></td><td>2,772.4</td><td></td><td></td><td>2,695.5</td><td></td></tr><tr><td>Transmission</td><td></td><td>1,345.3</td><td></td><td></td><td>1,228.3</td><td></td></tr><tr><td>Distribution</td><td></td><td>3,698.8</td><td></td><td></td><td>3,450.8</td><td></td></tr><tr><td>Other Property, Plant and Equipment</td><td></td><td>550.0</td><td></td><td></td><td>505.9</td><td></td></tr><tr><td>Construction Work in Progress</td><td></td><td>378.8</td><td></td><td></td><td>313.7</td><td></td></tr><tr><td>Total Property, Plant and Equipment</td><td></td><td>8,745.3</td><td></td><td></td><td>8,194.2</td><td></td></tr><tr><td>Accumulated Depreciation and Amortization</td><td></td><td>2,213.0</td><td></td><td></td><td>2,081.9</td><td></td></tr><tr><td>TOTAL PROPERTY, PLANT AND EQUIPMENT – NET TOTAL PROPERTY, PLANT AND EQUIPMENT – NET</td><td></td><td>6,532.3</td><td></td><td></td><td>6,112.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OTHER NONCURRENT ASSETS</td><td></td><td></td><td></td><td></td></tr><tr><td>Regulatory Assets</td><td></td><td>527.8</td><td></td><td></td><td>522.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Employee Benefits and Pension Assets</td><td></td><td>73.6</td><td></td><td></td><td>68.4</td><td></td></tr><tr><td>Operating Lease Assets</td><td></td><td>106.2</td><td></td><td></td><td>112.8</td><td></td></tr><tr><td>Deferred Charges and Other Noncurrent Assets</td><td></td><td>62.0</td><td></td><td></td><td>49.2</td><td></td></tr><tr><td>TOTAL OTHER NONCURRENT ASSETS</td><td></td><td>769.6</td><td></td><td></td><td>753.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>TOTAL ASSETS</td><td></td><td>$</td><td>7,910.3</td><td></td><td></td><td>$</td><td>7,334.9</td><td></td></tr><tr><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
|
232.0
|
monetaryItemType
|
table: <entity> 232.0 </entity> <entity type> monetaryItemType </entity type> <context> Advances to Affiliates | 232.0 | — </context>
|
us-gaap:OtherReceivablesNetCurrent
|
<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></tr><tr><td></td><td></td><td>December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td></tr><tr><td>CURRENT ASSETS</td><td></td><td></td><td></td><td></td></tr><tr><td>Cash and Cash Equivalents</td><td></td><td>$</td><td>1.8</td><td></td><td></td><td>$</td><td>2.5</td><td></td></tr><tr><td>Advances to Affiliates</td><td></td><td>232.0</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Accounts Receivable:</td><td></td><td></td><td></td><td></td></tr><tr><td>Customers</td><td></td><td>74.8</td><td></td><td></td><td>107.6</td><td></td></tr><tr><td>Affiliated Companies</td><td></td><td>32.6</td><td></td><td></td><td>31.0</td><td></td></tr><tr><td>Miscellaneous</td><td></td><td>0.3</td><td></td><td></td><td>0.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Total Accounts Receivable</td><td></td><td>107.7</td><td></td><td></td><td>139.4</td><td></td></tr><tr><td>Fuel</td><td></td><td>17.1</td><td></td><td></td><td>33.7</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>108.8</td><td></td><td></td><td>106.9</td><td></td></tr><tr><td>Risk Management Assets</td><td></td><td>20.6</td><td></td><td></td><td>19.0</td><td></td></tr><tr><td>Accrued Tax Benefits</td><td></td><td>35.5</td><td></td><td></td><td>31.0</td><td></td></tr><tr><td>Regulatory Asset for Under-Recovered Fuel Costs</td><td></td><td>64.7</td><td></td><td></td><td>118.3</td><td></td></tr><tr><td>Prepayments and Other Current Assets</td><td></td><td>20.2</td><td></td><td></td><td>18.7</td><td></td></tr><tr><td>TOTAL CURRENT ASSETS</td><td></td><td>608.4</td><td></td><td></td><td>469.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>PROPERTY, PLANT AND EQUIPMENT</td><td></td><td></td><td></td><td></td></tr><tr><td>Electric:</td><td></td><td></td><td></td><td></td></tr><tr><td>Generation</td><td></td><td>2,772.4</td><td></td><td></td><td>2,695.5</td><td></td></tr><tr><td>Transmission</td><td></td><td>1,345.3</td><td></td><td></td><td>1,228.3</td><td></td></tr><tr><td>Distribution</td><td></td><td>3,698.8</td><td></td><td></td><td>3,450.8</td><td></td></tr><tr><td>Other Property, Plant and Equipment</td><td></td><td>550.0</td><td></td><td></td><td>505.9</td><td></td></tr><tr><td>Construction Work in Progress</td><td></td><td>378.8</td><td></td><td></td><td>313.7</td><td></td></tr><tr><td>Total Property, Plant and Equipment</td><td></td><td>8,745.3</td><td></td><td></td><td>8,194.2</td><td></td></tr><tr><td>Accumulated Depreciation and Amortization</td><td></td><td>2,213.0</td><td></td><td></td><td>2,081.9</td><td></td></tr><tr><td>TOTAL PROPERTY, PLANT AND EQUIPMENT – NET TOTAL PROPERTY, PLANT AND EQUIPMENT – NET</td><td></td><td>6,532.3</td><td></td><td></td><td>6,112.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OTHER NONCURRENT ASSETS</td><td></td><td></td><td></td><td></td></tr><tr><td>Regulatory Assets</td><td></td><td>527.8</td><td></td><td></td><td>522.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Employee Benefits and Pension Assets</td><td></td><td>73.6</td><td></td><td></td><td>68.4</td><td></td></tr><tr><td>Operating Lease Assets</td><td></td><td>106.2</td><td></td><td></td><td>112.8</td><td></td></tr><tr><td>Deferred Charges and Other Noncurrent Assets</td><td></td><td>62.0</td><td></td><td></td><td>49.2</td><td></td></tr><tr><td>TOTAL OTHER NONCURRENT ASSETS</td><td></td><td>769.6</td><td></td><td></td><td>753.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>TOTAL ASSETS</td><td></td><td>$</td><td>7,910.3</td><td></td><td></td><td>$</td><td>7,334.9</td><td></td></tr><tr><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> Advances to Affiliates | 232.0 | — </context>
|
us-gaap:OtherReceivablesNetCurrent
|
<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></tr><tr><td></td><td></td><td>December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td></tr><tr><td>CURRENT ASSETS</td><td></td><td></td><td></td><td></td></tr><tr><td>Cash and Cash Equivalents</td><td></td><td>$</td><td>1.8</td><td></td><td></td><td>$</td><td>2.5</td><td></td></tr><tr><td>Advances to Affiliates</td><td></td><td>232.0</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Accounts Receivable:</td><td></td><td></td><td></td><td></td></tr><tr><td>Customers</td><td></td><td>74.8</td><td></td><td></td><td>107.6</td><td></td></tr><tr><td>Affiliated Companies</td><td></td><td>32.6</td><td></td><td></td><td>31.0</td><td></td></tr><tr><td>Miscellaneous</td><td></td><td>0.3</td><td></td><td></td><td>0.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Total Accounts Receivable</td><td></td><td>107.7</td><td></td><td></td><td>139.4</td><td></td></tr><tr><td>Fuel</td><td></td><td>17.1</td><td></td><td></td><td>33.7</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>108.8</td><td></td><td></td><td>106.9</td><td></td></tr><tr><td>Risk Management Assets</td><td></td><td>20.6</td><td></td><td></td><td>19.0</td><td></td></tr><tr><td>Accrued Tax Benefits</td><td></td><td>35.5</td><td></td><td></td><td>31.0</td><td></td></tr><tr><td>Regulatory Asset for Under-Recovered Fuel Costs</td><td></td><td>64.7</td><td></td><td></td><td>118.3</td><td></td></tr><tr><td>Prepayments and Other Current Assets</td><td></td><td>20.2</td><td></td><td></td><td>18.7</td><td></td></tr><tr><td>TOTAL CURRENT ASSETS</td><td></td><td>608.4</td><td></td><td></td><td>469.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>PROPERTY, PLANT AND EQUIPMENT</td><td></td><td></td><td></td><td></td></tr><tr><td>Electric:</td><td></td><td></td><td></td><td></td></tr><tr><td>Generation</td><td></td><td>2,772.4</td><td></td><td></td><td>2,695.5</td><td></td></tr><tr><td>Transmission</td><td></td><td>1,345.3</td><td></td><td></td><td>1,228.3</td><td></td></tr><tr><td>Distribution</td><td></td><td>3,698.8</td><td></td><td></td><td>3,450.8</td><td></td></tr><tr><td>Other Property, Plant and Equipment</td><td></td><td>550.0</td><td></td><td></td><td>505.9</td><td></td></tr><tr><td>Construction Work in Progress</td><td></td><td>378.8</td><td></td><td></td><td>313.7</td><td></td></tr><tr><td>Total Property, Plant and Equipment</td><td></td><td>8,745.3</td><td></td><td></td><td>8,194.2</td><td></td></tr><tr><td>Accumulated Depreciation and Amortization</td><td></td><td>2,213.0</td><td></td><td></td><td>2,081.9</td><td></td></tr><tr><td>TOTAL PROPERTY, PLANT AND EQUIPMENT – NET TOTAL PROPERTY, PLANT AND EQUIPMENT – NET</td><td></td><td>6,532.3</td><td></td><td></td><td>6,112.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OTHER NONCURRENT ASSETS</td><td></td><td></td><td></td><td></td></tr><tr><td>Regulatory Assets</td><td></td><td>527.8</td><td></td><td></td><td>522.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Employee Benefits and Pension Assets</td><td></td><td>73.6</td><td></td><td></td><td>68.4</td><td></td></tr><tr><td>Operating Lease Assets</td><td></td><td>106.2</td><td></td><td></td><td>112.8</td><td></td></tr><tr><td>Deferred Charges and Other Noncurrent Assets</td><td></td><td>62.0</td><td></td><td></td><td>49.2</td><td></td></tr><tr><td>TOTAL OTHER NONCURRENT ASSETS</td><td></td><td>769.6</td><td></td><td></td><td>753.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>TOTAL ASSETS</td><td></td><td>$</td><td>7,910.3</td><td></td><td></td><td>$</td><td>7,334.9</td><td></td></tr><tr><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
|
74.8
|
monetaryItemType
|
table: <entity> 74.8 </entity> <entity type> monetaryItemType </entity type> <context> Customers | 74.8 | 107.6 </context>
|
us-gaap:AccountsReceivableGrossCurrent
|
<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></tr><tr><td></td><td></td><td>December 31,</td></tr><tr><td></td><td></td><td>2024</td><td></td><td>2023</td></tr><tr><td>CURRENT ASSETS</td><td></td><td></td><td></td><td></td></tr><tr><td>Cash and Cash Equivalents</td><td></td><td>$</td><td>1.8</td><td></td><td></td><td>$</td><td>2.5</td><td></td></tr><tr><td>Advances to Affiliates</td><td></td><td>232.0</td><td></td><td></td><td>—</td><td></td></tr><tr><td>Accounts Receivable:</td><td></td><td></td><td></td><td></td></tr><tr><td>Customers</td><td></td><td>74.8</td><td></td><td></td><td>107.6</td><td></td></tr><tr><td>Affiliated Companies</td><td></td><td>32.6</td><td></td><td></td><td>31.0</td><td></td></tr><tr><td>Miscellaneous</td><td></td><td>0.3</td><td></td><td></td><td>0.8</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Total Accounts Receivable</td><td></td><td>107.7</td><td></td><td></td><td>139.4</td><td></td></tr><tr><td>Fuel</td><td></td><td>17.1</td><td></td><td></td><td>33.7</td><td></td></tr><tr><td>Materials and Supplies</td><td></td><td>108.8</td><td></td><td></td><td>106.9</td><td></td></tr><tr><td>Risk Management Assets</td><td></td><td>20.6</td><td></td><td></td><td>19.0</td><td></td></tr><tr><td>Accrued Tax Benefits</td><td></td><td>35.5</td><td></td><td></td><td>31.0</td><td></td></tr><tr><td>Regulatory Asset for Under-Recovered Fuel Costs</td><td></td><td>64.7</td><td></td><td></td><td>118.3</td><td></td></tr><tr><td>Prepayments and Other Current Assets</td><td></td><td>20.2</td><td></td><td></td><td>18.7</td><td></td></tr><tr><td>TOTAL CURRENT ASSETS</td><td></td><td>608.4</td><td></td><td></td><td>469.5</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>PROPERTY, PLANT AND EQUIPMENT</td><td></td><td></td><td></td><td></td></tr><tr><td>Electric:</td><td></td><td></td><td></td><td></td></tr><tr><td>Generation</td><td></td><td>2,772.4</td><td></td><td></td><td>2,695.5</td><td></td></tr><tr><td>Transmission</td><td></td><td>1,345.3</td><td></td><td></td><td>1,228.3</td><td></td></tr><tr><td>Distribution</td><td></td><td>3,698.8</td><td></td><td></td><td>3,450.8</td><td></td></tr><tr><td>Other Property, Plant and Equipment</td><td></td><td>550.0</td><td></td><td></td><td>505.9</td><td></td></tr><tr><td>Construction Work in Progress</td><td></td><td>378.8</td><td></td><td></td><td>313.7</td><td></td></tr><tr><td>Total Property, Plant and Equipment</td><td></td><td>8,745.3</td><td></td><td></td><td>8,194.2</td><td></td></tr><tr><td>Accumulated Depreciation and Amortization</td><td></td><td>2,213.0</td><td></td><td></td><td>2,081.9</td><td></td></tr><tr><td>TOTAL PROPERTY, PLANT AND EQUIPMENT – NET TOTAL PROPERTY, PLANT AND EQUIPMENT – NET</td><td></td><td>6,532.3</td><td></td><td></td><td>6,112.3</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>OTHER NONCURRENT ASSETS</td><td></td><td></td><td></td><td></td></tr><tr><td>Regulatory Assets</td><td></td><td>527.8</td><td></td><td></td><td>522.7</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Employee Benefits and Pension Assets</td><td></td><td>73.6</td><td></td><td></td><td>68.4</td><td></td></tr><tr><td>Operating Lease Assets</td><td></td><td>106.2</td><td></td><td></td><td>112.8</td><td></td></tr><tr><td>Deferred Charges and Other Noncurrent Assets</td><td></td><td>62.0</td><td></td><td></td><td>49.2</td><td></td></tr><tr><td>TOTAL OTHER NONCURRENT ASSETS</td><td></td><td>769.6</td><td></td><td></td><td>753.1</td><td></td></tr><tr><td></td><td></td><td></td><td></td><td></td></tr><tr><td>TOTAL ASSETS</td><td></td><td>$</td><td>7,910.3</td><td></td><td></td><td>$</td><td>7,334.9</td><td></td></tr><tr><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
|
107.6
|
monetaryItemType
|
table: <entity> 107.6 </entity> <entity type> monetaryItemType </entity type> <context> Customers | 74.8 | 107.6 </context>
|
us-gaap:AccountsReceivableGrossCurrent
|
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