COMMITMENTS AND CONTINGENCIES - OTHER LITIGATION (Details) claim in Thousands, £ in Millions, $ in Millions	1 Months Ended		3 Months Ended	6 Months Ended
	Oct. 31, 2020 GBP (£)	Mar. 31, 2020 GBP (£)	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($)	Aug. 01, 2022 lawsuit claim
R B S Sempra Commodities
Loss Contingencies [Line Items]
Equity losses on investment | $			$ 50
Plaintiffs | HMRC VAT Claim
Loss Contingencies [Line Items]
Damages awarded		£ 45		$ 55
Cost and interest assessed	£ 21			$ 26
Energy Future Holdings Corp. | Subsequent Event
Loss Contingencies [Line Items]
Lawsuits pending | lawsuit					1
Number of proof of claims | claim					28