v3.26.1
Commitments and Contingencies - Estimates Losses (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended 90 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Commitments and Contingencies          
Shareholder-funded safety measures costs     $ 512    
SCE          
Commitments and Contingencies          
Shareholder-funded safety measures costs $ 350 $ 0 512 $ 21  
Insurance and other third party recoveries       82  
Loss contingency, expected recoveries from wildfire fund 350   511    
Total after-tax charge $ 0   $ (7) $ (976)  
2017/2018 Wildfire/Mudslide Events And The Other Wildfire Events | SCE          
Commitments and Contingencies          
Shareholder-funded safety measures costs         $ 12,700
Insurance and other third party recoveries         2,800
Loss contingency, estimated recovery from electric rates         3,600
Customer-funded wildfire self-insurance         900
Loss contingency, expected recoveries from wildfire fund         600
Total after-tax charge         $ 3,400