v3.25.2
GENERAL INFORMATION AND OTHER FINANCIAL DATA - OTHER INCOME (EXPENSE), NET (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Other Income [Line Items]        
Allowance for equity funds used during construction $ 46 $ 38 $ 87 $ 75
Investment gains (losses), net 23 3 25 19
Pretax gain (loss) on derivatives recognized in earnings (1) 1 (1) 1
Foreign currency transaction gains (losses), net 2 (2) 6 (1)
Non-service components of net periodic benefit cost (31) (32) (8) (4)
Interest on regulatory balancing accounts, net 20 24 41 42
Sundry, net 0 (2) 0 (3)
Total 59 30 150 129
SDG&E        
Other Income [Line Items]        
Allowance for equity funds used during construction 23 19 42 39
Non-service components of net periodic benefit cost (5) (3) 4 7
Interest on regulatory balancing accounts, net 15 11 26 18
Sundry, net (2) (4) (1) (8)
Total 31 23 71 56
SoCalGas        
Other Income [Line Items]        
Allowance for equity funds used during construction 18 19 36 36
Non-service components of net periodic benefit cost (23) (17) (6) 4
Interest on regulatory balancing accounts, net 5 13 15 24
Sundry, net (2) (2) (5) (4)
Total $ (2) $ 13 $ 40 $ 60