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INCOME TAXES - NET OPERATING LOSSES AND TAX CREDIT CARRYFORWARDS (Details) - USD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Operating Loss Carryforwards [Line Items] |  |
Valuation allowances | $ 503 | $ 189
U.S. federal |  |
Operating Loss Carryforwards [Line Items] |  |
NOLs | 3,091 |
Valuation allowances | 406 | 108
U.S. federal | SoCalGas |  |
Operating Loss Carryforwards [Line Items] |  |
NOLs | 2,857 |
U.S. federal | SDG&E |  |
Operating Loss Carryforwards [Line Items] |  |
NOLs | 279 |
U.S. federal | General business tax credits |  |
Operating Loss Carryforwards [Line Items] |  |
Tax credits | 126 |
U.S. federal | General business tax credits | SDG&E |  |
Operating Loss Carryforwards [Line Items] |  |
Tax credits | 1 |
U.S. federal | Corporate alternative minimum tax credits |  |
Operating Loss Carryforwards [Line Items] |  |
Tax credits | 676 |
U.S. federal | Foreign tax credits |  |
Operating Loss Carryforwards [Line Items] |  |
Tax credits | 706 |
U.S. state |  |
Operating Loss Carryforwards [Line Items] |  |
NOLs | 5,912 |
Valuation allowances | 47 | 51
U.S. state | SoCalGas |  |
Operating Loss Carryforwards [Line Items] |  |
NOLs | 3,917 |
U.S. state | SDG&E |  |
Operating Loss Carryforwards [Line Items] |  |
NOLs | 909 |
U.S. state | General business tax credits |  |
Operating Loss Carryforwards [Line Items] |  |
Tax credits | 24 |
Non-U.S. |  |
Operating Loss Carryforwards [Line Items] |  |
NOLs | 782 |
Valuation allowances | 50 | $ 30
Non-U.S. | General business tax credits |  |
Operating Loss Carryforwards [Line Items] |  |
Tax credits | $ 5 |

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