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WILDFIRE-RELATED CONTINGENCIES (Wildfire-Related Securities Claims, Fire Victim Trust D&O Claims and Related Insurance Recoveries Overview) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Jul. 26, 2022
Loss Contingencies [Line Items]
Net Income (Loss)	$ (1,814)	$ 88	$ 1,304
Wildfire-Related Class Action
Loss Contingencies [Line Items]
Loss contingency liability	300
Net Income (Loss)	145
Insurance Coverage Claims
Loss Contingencies [Line Items]
Insurance receivable	$ 272
Breach of Fiduciary Duties
Loss Contingencies [Line Items]
Settlement amount proposed				$ 117

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