v3.25.2
Related-Party Transactions (Details) - USD ($)
$ in Millions
1 Months Ended
Jul. 31, 2022
Jun. 30, 2025
Dec. 31, 2024
Related party transactions      
Long-term insurance receivable due from affiliate   $ 365 $ 418
SCE | Wildfire Liability Insurance | Subsidiary of Common Parent      
Related party transactions      
Wildfire-related insurance premiums $ 273    
Long-term insurance receivable due from affiliate   $ 282 $ 303