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REGULATORY MATTERS - REGULATORY ACCOUNTS (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | $ (295) | $ (906) |
Regulatory balancing accounts - net undercollected, Noncurrent | 1,913 | 1,254 |
Amortization of regulatory asset | 12 | 11 | $ 10
Fixed-price contracts and other derivatives |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 215 | (56) |
Deferred income taxes recoverable in rates |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 1,142 | 535 |
Pension and PBOP plan obligations |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | (212) | (159) |
Employee benefit costs |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 24 | 29 |
Removal obligations |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | (3,082) | (2,864) |
Environmental costs |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 139 | 145 |
Sunrise Powerlink fire mitigation |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 124 | 123 |
Commodity – electric |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | (233) | 220 |
Commodity – gas, including transportation |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | (259) | (197) |
Safety and reliability |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 959 | 682 |
Public purpose programs |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | (273) | (227) |
Wildfire mitigation plan |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 685 | 375 |
Liability insurance premium |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 113 | 122 |
Other balancing accounts |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 373 | 65 |
Other regulatory (liabilities) assets |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | (10) | 301 |
SDG&E |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | (994) | (942) |
Regulatory balancing accounts - net undercollected, Noncurrent | 950 | 562 |
Amortization of regulatory asset | 6 | 5 | 5
SDG&E | Fixed-price contracts and other derivatives |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 14 | (110) |
SDG&E | Deferred income taxes recoverable in rates |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 626 | 296 |
SDG&E | Pension and PBOP plan obligations |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 48 | 11 |
SDG&E | Employee benefit costs |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 3 | 5 |
SDG&E | Removal obligations |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | (2,468) | (2,248) |
SDG&E | Environmental costs |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 105 | 107 |
SDG&E | Sunrise Powerlink fire mitigation |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | $ 124 | 123 |
Amortization period (in years) | 46 years |  |
SDG&E | Commodity – electric |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | $ (233) | 220 |
SDG&E | Commodity – gas, including transportation |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 52 | 60 |
SDG&E | Safety and reliability |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 207 | 107 |
SDG&E | Public purpose programs |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | (144) | (69) |
SDG&E | Wildfire mitigation plan |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 685 | 375 |
SDG&E | Liability insurance premium |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 90 | 99 |
SDG&E | Other balancing accounts |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | (152) | (50) |
SDG&E | Other regulatory (liabilities) assets |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 49 | 132 |
SoCalGas |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 614 | (42) |
Regulatory balancing accounts - net undercollected, Noncurrent | 963 | 692 |
Amortization of regulatory asset | 6 | 6 | $ 5
SoCalGas | Fixed-price contracts and other derivatives |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 201 | 54 |
SoCalGas | Deferred income taxes recoverable in rates |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 430 | 161 |
SoCalGas | Pension and PBOP plan obligations |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | (260) | (170) |
SoCalGas | Employee benefit costs |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 21 | 24 |
SoCalGas | Removal obligations |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | (614) | (616) |
SoCalGas | Environmental costs |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 34 | 38 |
SoCalGas | Sunrise Powerlink fire mitigation |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 0 | 0 |
SoCalGas | Commodity – electric |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 0 | 0 |
SoCalGas | Commodity – gas, including transportation |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | (311) | (257) |
SoCalGas | Safety and reliability |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 752 | 575 |
SoCalGas | Public purpose programs |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | (129) | (158) |
SoCalGas | Wildfire mitigation plan |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 0 | 0 |
SoCalGas | Liability insurance premium |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 23 | 23 |
SoCalGas | Other balancing accounts |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | 525 | 115 |
SoCalGas | Other regulatory (liabilities) assets |  |  |
Schedule Of Net Regulatory Assets (Liabilities) [Line Items] |  |  |
Net regulatory assets (liabilities) | $ (58) | $ 169 |

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