WILDFIRE-RELATED CONTINGENCIES (Insurance Receivable) (Details) $ in Millions	3 Months Ended
Mar. 31, 2025 USD ($)
Insurance Receivable [Roll Forward]
Insurance Receivable, Beginning Balance	$ 117
Accrued insurance recoveries	5
Reimbursements	0
Insurance Receivable, Ending Balance	122
2021 Dixie fire
Insurance Receivable [Roll Forward]
Insurance receivable	527
Insurance Receivable, Beginning Balance	27
Accrued insurance recoveries	0
Reimbursements	0
Insurance Receivable, Ending Balance	27
2022 Mosquito fire
Insurance Receivable [Roll Forward]
Insurance receivable	96
Insurance Receivable, Beginning Balance	90
Accrued insurance recoveries	5
Reimbursements	0
Insurance Receivable, Ending Balance	$ 95

Amount due in settlement of a claim for reimbursement from an insurance company when the Company has suffered a loss covered under an insurance policy.

No definition available.

Name:	us-gaap_InsuranceSettlementsReceivable
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant