OTHER CONTINGENCIES AND COMMITMENTS (Schedule Environmental Remediation Liability Composed) (Details) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Commitments and Contingencies Disclosure [Abstract]
Topock natural gas compressor station	$ 331	$ 294
Hinkley natural gas compressor station	102	97
Former MGP sites owned by the Utility or third parties	743	782
Utility-owned generation facilities (other than fossil fuel-fired), other facilities, and third-party disposal sites	74	76
Fossil fuel-fired generation facilities and sites	17	18
Total environmental remediation liability	$ 1,267	$ 1,267