WILDFIRE-RELATED CONTINGENCIES (Regulatory Recovery) (Details) $ in Millions	9 Months Ended
	Sep. 30, 2025 USD ($)
2021 Dixie fire
Loss Contingencies [Line Items]
Probable of recovery	$ 2,274
2021 Dixie fire | FERC TO rates
Loss Contingencies [Line Items]
Probable of recovery	96
2021 Dixie fire | WEMA
Loss Contingencies [Line Items]
Probable of recovery	530
2022 Mosquito fire
Loss Contingencies [Line Items]
Probable of recovery	317
2022 Mosquito fire | FERC TO rates
Loss Contingencies [Line Items]
Probable of recovery	7
2022 Mosquito fire | WEMA
Loss Contingencies [Line Items]
Probable of recovery	$ 54