WILDFIRE-RELATED CONTINGENCIES (Insurance Receivable) (Details) $ in Millions	6 Months Ended
Jun. 30, 2024 USD ($)
Insurance Receivable [Roll Forward]
Insurance Receivable, Beginning Balance	$ 389
Accrued insurance recoveries	20
Reimbursements	(211)
Insurance Receivable, Ending Balance	198
2021 Dixie fire
Insurance Receivable [Roll Forward]
Insurance receivable	525
Insurance Receivable, Beginning Balance	326
Accrued insurance recoveries	(1)
Reimbursements	(211)
Insurance Receivable, Ending Balance	114
2022 Mosquito fire
Insurance Receivable [Roll Forward]
Insurance receivable	83
Insurance Receivable, Beginning Balance	63
Accrued insurance recoveries	21
Reimbursements	0
Insurance Receivable, Ending Balance	$ 84

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