INCOME TAXES - COMPONENTS OF INCOME TAX EXPENSE (BENEFIT) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Income Tax Expense (Benefit), Continuing Operations [Abstract]
U.S.	$ 1,353	$ 2,354	$ 2,678
Foreign	436	359	582
Pretax income	1,789	2,713	3,260
Current:
U.S. federal	(18)	73	102
U.S. state	38	(4)	3
Foreign	126	179	208
Total	146	248	313
Deferred:
U.S. federal	(45)	366	(56)
U.S. state	230	28	18
Foreign	383	(422)	225
Total	568	(28)	187
Deferred investment tax credits	(13)	(1)	(10)
Total income tax expense	701	219	490
Oncor Holdings
Deferred:
Total	22	9	72
SDG&E
Income Tax Expense (Benefit), Continuing Operations [Abstract]
Pretax income	435	1,044	910
Current:
U.S. federal	4	(16)	(156)
U.S. state	13	0	(5)
Total	17	(16)	(161)
Deferred:
U.S. federal	(114)	129	111
U.S. state	(19)	41	35
Total	(133)	170	146
Deferred investment tax credits	(12)	(1)	(11)
Total income tax expense	(128)	153	(26)
SoCalGas
Income Tax Expense (Benefit), Continuing Operations [Abstract]
Pretax income	828	987	807
Current:
U.S. federal	18	3	(6)
U.S. state	51	0	(11)
Total	69	3	(17)
Deferred:
U.S. federal	(40)	45	22
U.S. state	(66)	(16)	(11)
Total	(106)	29	11
Deferred investment tax credits	(1)	(1)	1
Total income tax expense	$ (38)	$ 31	$ (5)