v3.25.2
Derivative Instruments - Schedule of Notional Volumes of Derivative Instruments (Details) - SCE
6 Months Ended 12 Months Ended
Jun. 30, 2025
GWh
Bcfe
Dec. 31, 2024
GWh
Bcfe
Electricity options, swaps and forwards    
Derivatives    
Economic Hedges 6,914 3,295
Natural gas options, swaps and forwards    
Derivatives    
Economic Hedges | Bcfe 10 4
Congestion revenue rights    
Derivatives    
Economic Hedges 4,119 8,141
Fin Toll arrangements    
Derivatives    
Economic Hedges 240 0