COMMITMENTS AND CONTINGENCIES - SDG&E AND SoCalGas LITIGATION (Details) $ in Millions		1 Months Ended	4 Months Ended	12 Months Ended
	Feb. 19, 2025 plaintiff	Sep. 30, 2021 USD ($) plaintiff lawsuit	Feb. 11, 2016 well	Dec. 31, 2024 USD ($) Bcf	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 lawsuit
Loss Contingencies [Line Items]
Aliso Canyon litigation and regulatory matters				$ 0	$ 0	$ 259
SoCalGas
Loss Contingencies [Line Items]
Injection and withdrawal wells with gas leak | well			1
Aliso Canyon litigation and regulatory matters				$ 0	$ 0	259
Natural gas inventory level, maximum | Bcf				68.6
SDG&E
Loss Contingencies [Line Items]
Number of pending claims | lawsuit							2
Aliso Canyon Natural Gas Storage Facility Gas Leak | SoCalGas
Loss Contingencies [Line Items]
Number of pending claims | lawsuit		390
Number of plaintiffs | plaintiff		36,000
Aliso Canyon litigation and regulatory matters						259
Aliso Canyon litigation and regulatory matters, net of tax						$ 199
Aliso Canyon Natural Gas Storage Facility Gas Leak | SoCalGas | Individual Plaintiff Litigation
Loss Contingencies [Line Items]
Estimate of possible loss		$ 1,800
Percentage of plaintiffs agreeing to participate						99.00%
Damages paid						$ 1,790
Aliso Canyon Natural Gas Storage Facility Gas Leak | SoCalGas | The Developer Plaintiffs | Subsequent Event
Loss Contingencies [Line Items]
Number of plaintiffs | plaintiff	520