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v3.25.1

Commitments and Contingencies (Narrative) (Details) $ in Millions | 1 Months Ended | 3 Months Ended
--- | --- | ---
Mar. 31, 2025 USD ($) MW | Oct. 31, 2024 USD ($) | Mar. 31, 2025 unit MW
Minimum [Member] |  |  |
Commitments and Contingencies [Line Items] |  |  |
Generation Capacity | MW | 400 |  | 400
Power island equipment |  |  |
Commitments and Contingencies [Line Items] |  |  |
Long-Term Purchase Commitment, Minimum Quantity Required | unit |  |  | 15
Combustion turbine |  |  |
Commitments and Contingencies [Line Items] |  |  |
Long-Term Purchase Commitment, Minimum Quantity Required | unit |  |  | 2
Palisades |  |  |
Commitments and Contingencies [Line Items] |  |  |
Litigation Settlement, Amount Awarded from Other Party |  | $ 7 |
Proceeds from Legal Settlements | $ 7 |  |
Damages awarded for costs previously recorded as spending on the asset retirement obligation |  | 4 |
Damages awarded for costs previously recorded as other operation and maintenance expenses |  | $ 3 |

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- Definition Cash received for the settlement of litigation during the current period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 25 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-25 + Details
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