OTHER CONTINGENCIES AND COMMITMENTS (Interim Rate Relief Subject to Refund) (Details) - Utility - USD ($) $ in Millions	Sep. 16, 2024	Mar. 07, 2024	Dec. 01, 2023	Jun. 15, 2023
2023 WMCE Interim Rate Relief
Loss Contingencies [Line Items]
Cost recovery			$ 2,180
Interim revenue requirement			1,860
Recorded expenditures, expenses			1,600
Recorded expenditures, capital expenditures			559
Interim rate relief	$ 944
Remaining value recoverable	$ 914
2023 WMCE Interim Rate Relief, CEMA Event
Loss Contingencies [Line Items]
Recorded expenditures, expenses			239
Recorded expenditures, capital expenditures			$ 167
Wildfire and Gas Safety Costs Interim Rate Relief
Loss Contingencies [Line Items]
Cost recovery				$ 2,500
Interim revenue requirement				688
Interim rate relief		$ 516
Remaining value recoverable		$ 172
Wildfire Costs Interim Rate Relief
Loss Contingencies [Line Items]
Recorded expenditures, expenses				726
Recorded expenditures, capital expenditures				1,500
Gas Safety Costs Interim Rate Relief
Loss Contingencies [Line Items]
Recorded expenditures, expenses				120
Recorded expenditures, capital expenditures				$ 118