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Commitments and Contingencies - Schedule of Wind Purchased Power (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Loss Contingencies [Line Items]      
Utilities Operating Expense, Purchased Power under Long-term Contracts $ 54.3 $ 48.8 $ 58.0
CPV Keenan [Member]      
Loss Contingencies [Line Items]      
Utilities Operating Expense, Purchased Power under Long-term Contracts 25.4 23.0 25.8
Edison Mission Energy [Member]      
Loss Contingencies [Line Items]      
Utilities Operating Expense, Purchased Power under Long-term Contracts 23.3 20.5 24.9
NextEra Energy [Member]      
Loss Contingencies [Line Items]      
Utilities Operating Expense, Purchased Power under Long-term Contracts $ 5.6 $ 5.3 $ 7.3