v3.25.2
GENERAL INFORMATION AND OTHER FINANCIAL DATA - CHANGES IN ACCUMULATED OTHER COMPREHENSIVE INCOME (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Beginning Balance $ 38,202 $ 34,661 $ 37,788 [1] $ 33,654
Total other comprehensive loss (22) 31 (56) 192
Ending balance 38,296 35,419 38,296 35,419
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Beginning balance [1]     31,222  
Total other comprehensive income (loss), net of tax amount, attributable to parent (20) (17) (49) 29
Ending balance 31,697   31,697  
Total AOCI        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Beginning Balance (195) (104) (166) (150)
OCI before reclassifications (23) (14) (56) 36
Amounts reclassified from AOCI 3 (3) 7 (7)
Total other comprehensive loss (20) (17) (49) 29
Ending balance (215) (121) (215) (121)
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Amounts reclassified from AOCI 3 (3) 7 (7)
Foreign currency translation adjustments        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Beginning Balance (66) (33) (66) (36)
OCI before reclassifications 11 (16) 11 (13)
Amounts reclassified from AOCI 0 0 0 0
Total other comprehensive loss 11 (16) 11 (13)
Ending balance (55) (49) (55) (49)
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Amounts reclassified from AOCI 0 0 0 0
Financial instruments        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Beginning Balance (17) 42 15 3
OCI before reclassifications (34) 3 (65) 48
Amounts reclassified from AOCI 1 (10) 0 (16)
Total other comprehensive loss (33) (7) (65) 32
Ending balance (50) 35 (50) 35
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Amounts reclassified from AOCI 1 (10) 0 (16)
Pension and PBOP        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Beginning Balance (112) (113) (115) (117)
OCI before reclassifications 0 (1) (2) 1
Amounts reclassified from AOCI 2 7 7 9
Total other comprehensive loss 2 6 5 10
Ending balance (110) (107) (110) (107)
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Amounts reclassified from AOCI 2 7 7 9
SDG&E        
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Beginning balance 10,845 10,125 10,564 [1] 9,902
Ending balance 11,020 10,311 11,020 10,311
SDG&E | Total AOCI        
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Beginning balance (12) (8) (12) (8)
Ending balance (12) (8) (12) (8)
SDG&E | Pension and PBOP        
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Beginning balance (12) (8) (12) (8)
SoCalGas        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Amounts reclassified from AOCI 1 1    
Total other comprehensive loss 1 1 3 2
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Beginning balance 8,606 7,770 8,161 [1] 7,410
Amounts reclassified from AOCI 1 1    
Total other comprehensive income (loss), net of tax amount, attributable to parent 1 1 3 2
Ending balance 8,691 7,901 8,691 7,901
SoCalGas | Total AOCI        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
OCI before reclassifications     (2)  
Amounts reclassified from AOCI     5 2
Total other comprehensive loss 1 1 3 2
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Beginning balance (25) (22) (27) (23)
Amounts reclassified from AOCI     5 2
Total other comprehensive income (loss), net of tax amount, attributable to parent     3 2
Ending balance (24) (21) (24) (21)
SoCalGas | Financial instruments        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
OCI before reclassifications     0  
Amounts reclassified from AOCI 0 1 0 1
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Beginning balance (10) (11) (10) (11)
Amounts reclassified from AOCI 0 1 0 1
Total other comprehensive income (loss), net of tax amount, attributable to parent 0 1 0 1
Ending balance (10) (10) (10) (10)
SoCalGas | Pension and PBOP        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
OCI before reclassifications     (2)  
Amounts reclassified from AOCI 1 0 5 1
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Beginning balance (15) (11) (17) (12)
Amounts reclassified from AOCI 1 0 5 1
Total other comprehensive income (loss), net of tax amount, attributable to parent 1 0 3 1
Ending balance $ (14) $ (11) $ (14) $ (11)
[1] Derived from audited financial statements.