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COMMITMENTS, GUARANTEES AND CONTINGENCIES - Potential Collateral Obligations (Details) $ in Millions | 3 Months Ended
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Mar. 31, 2024 USD ($)
Guarantor Obligations [Line Items] |
Guarantor obligations | $ 229
Percent of face amount of debt | 100.00%
Curing period | 30 days
Upon further downgrade |
Guarantor Obligations [Line Items] |
Guarantor obligations | $ 63
Surety Bond (Collateralized Amount) |
Guarantor Obligations [Line Items] |
Guarantor obligations | $ 166
Percent of face amount of debt | 60.00%
Capped portion of surety bond obligations | $ 39
FE |
Guarantor Obligations [Line Items] |
Guarantor obligations | 79
FE | Upon further downgrade |
Guarantor Obligations [Line Items] |
Guarantor obligations | 0
FE | Surety Bond (Collateralized Amount) |
Guarantor Obligations [Line Items] |
Guarantor obligations | 79
Utilities and Transmission Companies |
Guarantor Obligations [Line Items] |
Guarantor obligations | 150
Utilities and Transmission Companies | Upon further downgrade |
Guarantor Obligations [Line Items] |
Guarantor obligations | 63
Utilities and Transmission Companies | Surety Bond (Collateralized Amount) |
Guarantor Obligations [Line Items] |
Guarantor obligations | $ 87

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