INCOME TAXES - NARRATIVE (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Schedule of Effect of Changes in Legislation of Income Tax (Expense) [Line Items]
Income tax expense	$ 330
Foreign undistributed earnings	3,100
Undistributed earnings of foreign subsidiaries considered to be indefinitely reinvested	100
Foreign earnings repatriated	100	$ 108
Accrual for interest and penalties	15	15
Interest and penalties expense		2
Income tax expense (benefit)	219	490	$ 556
SoCalGas
Schedule of Effect of Changes in Legislation of Income Tax (Expense) [Line Items]
Income tax expense (benefit)	31	(5)	138
SoCalGas | Change in Accounting Method Accounted for as Change in Estimate
Schedule of Effect of Changes in Legislation of Income Tax (Expense) [Line Items]
Income tax expense (benefit)		(97)
SDG&E
Schedule of Effect of Changes in Legislation of Income Tax (Expense) [Line Items]
Income tax expense (benefit)	153	(26)	$ 182
SDG&E | Change in Accounting Method Accounted for as Change in Estimate
Schedule of Effect of Changes in Legislation of Income Tax (Expense) [Line Items]
Income tax expense (benefit)		(34)
Cumulative Effect, Period of Adoption, Adjustment | SoCalGas
Schedule of Effect of Changes in Legislation of Income Tax (Expense) [Line Items]
Income tax expense (benefit)		$ (43)
Non-U.S.
Schedule of Effect of Changes in Legislation of Income Tax (Expense) [Line Items]
Undistributed earnings of foreign subsidiaries considered to be indefinitely reinvested	700
Income tax expense	$ 120