WILDFIRE-RELATED CONTINGENCIES (Losses For Claims) (Details) $ in Millions	3 Months Ended
	Mar. 31, 2024 USD ($)
2019 Kincade Fire
Loss Contingency Accrual [Roll Forward]
Loss accrual, beginning balance	$ 458
Accrued Losses	0
Payments	(113)
Loss accrual, ending balance	345
2020 Zogg fire
Loss Contingency Accrual [Roll Forward]
Loss accrual, beginning balance	10
Accrued Losses	0
Payments	(2)
Loss accrual, ending balance	8
2021 Dixie fire
Loss Contingency Accrual [Roll Forward]
Loss accrual, beginning balance	870
Accrued Losses	0
Payments	(138)
Loss accrual, ending balance	732
2022 Mosquito fire
Loss Contingency Accrual [Roll Forward]
Loss accrual, beginning balance	85
Accrued Losses	0
Payments	0
Loss accrual, ending balance	$ 85