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GENERAL INFORMATION AND OTHER FINANCIAL DATA - RECLASSIFICATION FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Operation and Maintenance | $ 1,366 | $ 1,162 | $ 2,575 | $ 2,248
Energy-related businesses | 621 | 654 | 1,742 | 1,037
Other Income, Net | 31 | (1) | 72 | 37
Interest expense | (317) | (271) | (683) | (514)
Income before income taxes and equity earnings | 523 | 364 | 1,852 | 1,029
Income tax benefit (expense) | (175) | (80) | (551) | (414)
Net income | 736 | 659 | 1,908 | 1,316
Earnings Attributable to Noncontrolling Interests | (121) | (88) | (313) | (122)
Southern California Gas Company |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Other Income, Net | 1 | 4 | (7) | 38
Interest expense | (71) | (45) | (140) | (85)
Income before income taxes and equity earnings | 135 | 107 | 589 | 525
Income tax benefit (expense) | 21 | (19) | (73) | (103)
Net income | 156 | 88 | 516 | 422
Reclassification out of Accumulated Other Comprehensive Income |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Earnings attributable to common shares | (3) | 14 | (7) | 20
Reclassification out of Accumulated Other Comprehensive Income | Southern California Gas Company |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Earnings attributable to common shares | 1 | 1 | 2 | 2
Reclassification out of Accumulated Other Comprehensive Income | Foreign currency translation adjustments |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Operation and Maintenance | 0 | 1 | 0 | 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 | (13) | 12 | (24) | 17
Income tax benefit (expense) | 0 | (4) | 3 | (5)
Net income | (13) | 8 | (21) | 12
Earnings attributable to common shares | (4) | 11 | (9) | 15
Reclassification out of Accumulated Other Comprehensive Income | Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest | Southern California Gas Company |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Net income |  |  | 1 | 1
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] |  |  |  |
Equity earnings | (14) | 13 | (21) | 27
Interest expense |  |  | 0 | (1)
Reclassification out of Accumulated Other Comprehensive Income | Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest | Interest rate instruments | Southern California Gas Company |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Interest expense | 1 | 1 | 1 | 1
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 | 1 | 0 | 2 | (1)
Energy-related businesses | 0 | (1) | 0 | (2)
Other Income, Net | 1 | 1 | 2 | 1
Reclassification out of Accumulated Other Comprehensive Income | Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest | Interest rate and foreign exchange instruments |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Other Income, Net |  |  | (6) | (6)
Interest expense | (1) | (1) | (1) | (1)
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 | 9 | 3 | 12 | 3
Reclassification out of Accumulated Other Comprehensive Income | Amortization of actuarial loss |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Other Income, Net | 1 | 2 | 1 | 4
Reclassification out of Accumulated Other Comprehensive Income | Amortization of actuarial loss | Southern California Gas Company |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Amortization of prior service cost |  |  | 0 | 1
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 | 1 | 2
Reclassification out of Accumulated Other Comprehensive Income | Amortization of prior service cost | Southern California Gas Company |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Amortization of prior service cost |  |  | 1 | 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 | 1 | 3 | 2 | 6
Income tax benefit (expense) | 0 | (1) | 0 | (2)
Net income | $ 1 | $ 2 | $ 2 | $ 4

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