v3.26.1
REGULATORY MATTERS - REGULATORY ACCOUNTS (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) $ 409 $ 376
Regulatory balancing accounts - net undercollected, Noncurrent 1,218 1,060
SI Partners | Discontinued Operations, Held-for-Sale    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets held for sale 56 54
Pension and PBOP plan obligations    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) (557) (610)
Removal obligations    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) (3,671) (3,540)
Public purpose programs    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) (326) (347)
Liability insurance premium    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) (51) (62)
Other balancing accounts    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) (237)  
Fixed-price contracts and other derivatives    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 13 50
Deferred income taxes recoverable in rates    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 2,574 2,314
Employee benefit costs    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 18 18
Environmental costs    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 151 152
Sunrise Powerlink fire mitigation    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 123 125
Commodity – electric    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 279 186
Commodity – gas, including transportation    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 468 173
Safety and reliability    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 916 894
2024 GRC retroactive impacts    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 44 299
Wildfire mitigation plan    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 615 530
Other balancing accounts    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities)   90
Other regulatory assets, net    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 50 104
SDG&E    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) (733) (577)
Regulatory balancing accounts - net undercollected, Noncurrent 528 502
SDG&E | Fixed-price contracts and other derivatives    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) (2)  
SDG&E | Pension and PBOP plan obligations    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities)   (1)
SDG&E | Removal obligations    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) (3,057) (2,913)
SDG&E | Public purpose programs    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) (128) (175)
SDG&E | Liability insurance premium    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) (58) (53)
SDG&E | Other balancing accounts    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) (219)  
SDG&E | Fixed-price contracts and other derivatives    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities)   7
SDG&E | Deferred income taxes recoverable in rates    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 1,161 1,098
SDG&E | Pension and PBOP plan obligations    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 16  
SDG&E | Employee benefit costs    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 3 3
SDG&E | Environmental costs    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 113 113
SDG&E | Sunrise Powerlink fire mitigation    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 123 125
SDG&E | Commodity – electric    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 279 186
SDG&E | Commodity – gas, including transportation    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 47 17
SDG&E | Safety and reliability    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 298 286
SDG&E | 2024 GRC retroactive impacts    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 17 124
SDG&E | Wildfire mitigation plan    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 615 530
SDG&E | Other balancing accounts    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities)   4
SDG&E | Other regulatory assets, net    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 59 72
SoCalGas    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 1,106 926
Regulatory balancing accounts - net undercollected, Noncurrent 690 558
SoCalGas | Pension and PBOP plan obligations    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) (573) (609)
SoCalGas | Removal obligations    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) (614) (627)
SoCalGas | Public purpose programs    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) (198) (172)
SoCalGas | Liability insurance premium    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities)   (9)
SoCalGas | Other balancing accounts    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) (18)  
SoCalGas | Other regulatory assets, net    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) (9)  
SoCalGas | Fixed-price contracts and other derivatives    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 15 43
SoCalGas | Deferred income taxes recoverable in rates    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 1,377 1,189
SoCalGas | Employee benefit costs    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 15 15
SoCalGas | Environmental costs    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 38 39
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) 421 156
SoCalGas | Safety and reliability    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 618 608
SoCalGas | 2024 GRC retroactive impacts    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities) 27 175
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) $ 7  
SoCalGas | Other balancing accounts    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities)   86
SoCalGas | Other regulatory assets, net    
Schedule Of Net Regulatory Assets (Liabilities) [Line Items]    
Net regulatory assets (liabilities)   $ 32