OTHER CONTINGENCIES AND COMMITMENTS (Schedule of Environmental Remediation Contingencies) (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Site Contingency [Line Items]
Topock natural gas compressor station	$ 315	$ 294
Hinkley natural gas compressor station	99	97
Former MGP sites owned by the Utility or third parties	715	782
Utility-owned generation facilities (other than fossil fuel-fired), other facilities, and third-party disposal sites	71	76
Fossil fuel-fired generation facilities and sites	$ 17	$ 18
Utility
Site Contingency [Line Items]
Remediation cost recovery percentage	90.00%
Maximum
Site Contingency [Line Items]
Topock natural gas compressor station	$ 518
Hinkley natural gas compressor station	221
Former MGP sites owned by the Utility or third parties	1,292
Utility-owned generation facilities (other than fossil fuel-fired), other facilities, and third-party disposal sites	146
Fossil fuel-fired generation facilities and sites	$ 32