WILDFIRE-RELATED CONTINGENCIES (Insurance Receivable) (Details) $ in Millions	9 Months Ended
Sep. 30, 2024 USD ($)
Insurance Receivable [Roll Forward]
Insurance Receivable, Beginning Balance	$ 389
Accrued insurance recoveries	22
Reimbursements	(296)
Insurance Receivable, Ending Balance	115
2021 Dixie fire
Insurance Receivable [Roll Forward]
Insurance receivable	525
Insurance Receivable, Beginning Balance	326
Accrued insurance recoveries	(1)
Reimbursements	(296)
Insurance Receivable, Ending Balance	29
2022 Mosquito fire
Insurance Receivable [Roll Forward]
Insurance receivable	86
Insurance Receivable, Beginning Balance	63
Accrued insurance recoveries	23
Reimbursements	0
Insurance Receivable, Ending Balance	$ 86

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