v3.25.2
Commitments and Contingencies - Loss Estimates (Details) - USD ($)
$ in Millions
 6 Months Ended 78 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Commitments and Contingencies      
Increase in accrued estimated losses $ 21    
SCE      
Commitments and Contingencies      
Increase in accrued estimated losses 21 $ 670  
Insurance and other third party recoveries 82 56  
Total after-tax charge $ (976) $ 417  
2017/2018 Wildfire/Mudslide Events And The Other Wildfire Events | SCE      
Commitments and Contingencies      
Insurance and other third party recoveries     $ 2,800
Loss contingency, estimated recovery from electric rates     1,900
Aggregate | 2017/2018 Wildfire/Mudslide Events And The Other Wildfire Events | SCE      
Commitments and Contingencies      
Increase in accrued estimated losses     11,100
Total after-tax charge     $ 4,600