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COMMITMENTS AND CONTINGENCIES - Offshore Wind Contingent Liability (Details) - USD ($) $ in Millions |  | 1 Months Ended | 6 Months Ended |
--- | --- | --- | --- | ---
Sep. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2025 | Dec. 31, 2024
Schedule of Equity Method Investments [Line Items] |  |  |  |
Equity method investment, liability obligations |  | $ 365 | $ 365 |
South Fork Wind And Revolution Wind |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Ownership interest (percent) | 50.00% |  |  |
Proceeds from sale of equity method investments | $ 745 |  |  |
Cost sharing agreement, threshold amount |  |  | 240 |
Payments to purchase price adjustment |  | 69 |  |
Equity method investment, liability obligations |  | $ 296 | $ 296 | $ 365

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