COMMITMENTS AND CONTINGENCIES - OTHER LITIGATION (Details) £ in Millions, $ in Millions	1 Months Ended	12 Months Ended
	Oct. 31, 2020 GBP (£)	Dec. 31, 2022 USD ($) claim	Dec. 31, 2022 GBP (£) claim	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Feb. 21, 2023 lawsuit
Loss Contingencies [Line Items]
Income (loss) from equity method investments		$ 666		$ 614	$ 294
R B S Sempra Commodities
Loss Contingencies [Line Items]
Income (loss) from equity method investments					$ 100
Energy Efficiency Program Inquiry fines that reduce revenue				$ 50
Energy Future Holdings Corp.
Loss Contingencies [Line Items]
Proof of claims | claim		28,000	28,000
Energy Future Holdings Corp. | Subsequent Event
Loss Contingencies [Line Items]
Number of lawsuits pending | lawsuit						2
HMRC VAT Claim | Plaintiffs
Loss Contingencies [Line Items]
Damage awarded		$ 54	£ 45
Loss contingency, costs and interest	£ 21	$ 25