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GENERAL INFORMATION AND OTHER FINANCIAL DATA - RECLASSIFICATION FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Interest expense | $ (433) | $ (305)
Energy-related businesses | (381) | (475)
Other income, net | (91) | (99)
Income before income taxes and equity earnings | (651) | (705)
Income tax (expense) benefit | (57) | (172)
Earnings attributable to noncontrolling interests | (2) | (69)
Total, net of income tax and after NCI | (917) | (812)
Net income | (919) | (881)
SoCalGas |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Interest expense | (90) | (77)
Other income, net | (42) | (47)
Income before income taxes and equity earnings | (481) | (402)
Income tax (expense) benefit | (38) | (43)
Total, net of income tax and after NCI | (443) | (359)
Net income | (443) | (359)
SDG&E |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Interest expense | (135) | (128)
Other income, net | (40) | (33)
Income before income taxes and equity earnings | (295) | (263)
Income tax (expense) benefit | (14) | (40)
Total, net of income tax and after NCI | (281) | (223)
Net income | (281) | (223)
Reclassification out of Accumulated Other Comprehensive Income |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Total, net of income tax and after NCI | 4 | (4)
Reclassification out of Accumulated Other Comprehensive Income | SoCalGas |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Total, net of income tax and after NCI | 4 | 1
Reclassification out of Accumulated Other Comprehensive Income | Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Income before income taxes and equity earnings | (3) | (13)
Income tax (expense) benefit | 1 | 3
Net income | (2) | (10)
Reclassification out of Accumulated Other Comprehensive Income | Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest | Interest rate instruments |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Interest expense | (2) | (3)
Equity earnings | (5) | (5)
Reclassification out of Accumulated Other Comprehensive Income | Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest | Foreign exchange instruments |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Equity earnings | 2 | (2)
Energy-related businesses | 2 | (3)
Reclassification out of Accumulated Other Comprehensive Income | Accumulated Gain (Loss), Net, Cash Flow Hedge, Noncontrolling Interest |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Earnings attributable to noncontrolling interests | 1 | 4
Reclassification out of Accumulated Other Comprehensive Income | Amortization of actuarial loss |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Other income, net | 2 | 2
Reclassification out of Accumulated Other Comprehensive Income | Amortization of actuarial loss | SoCalGas |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Other income, net | 1 | 0
Reclassification out of Accumulated Other Comprehensive Income | Amortization of prior service cost |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Other income, net | 0 | 1
Reclassification out of Accumulated Other Comprehensive Income | Amortization of prior service cost | SoCalGas |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Other income, net | 0 | 1
Reclassification out of Accumulated Other Comprehensive Income | Settlement charges |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Other income, net | 4 | 0
Reclassification out of Accumulated Other Comprehensive Income | Settlement charges | SoCalGas |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Other income, net | 4 | 0
Reclassification out of Accumulated Other Comprehensive Income | Pension and PBOP |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Income before income taxes and equity earnings | 6 | 3
Income tax (expense) benefit | (1) | (1)
Net income | 5 | 2
Reclassification out of Accumulated Other Comprehensive Income | Pension and PBOP | SoCalGas |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Income before income taxes and equity earnings | 5 | 1
Income tax (expense) benefit | (1) | 0
Net income | 4 | 1
Reclassification out of Accumulated Other Comprehensive Income | Financial instruments |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Total, net of income tax and after NCI | $ (1) | $ (6)

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