STATEMENTS OF CASH FLOWS - SCG - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 2,072	$ 3,500	$ 3,618
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	2,563	2,437	2,227
Deferred income taxes and investment tax credits	533	(20)	249
Bad debt expense	65	209	458
Other	(16)	20	(14)
Net change in working capital components:
Accounts receivable	(66)	118	168
Due to/from unconsolidated affiliates, net	17	30	26
Income taxes receivable/payable, net	(187)	(49)	142
Inventories	(64)	(74)	(80)
Other current assets	(296)	(30)	11
Accounts payable	(7)	(131)	(270)
Regulatory balancing accounts, net	(829)	(456)	260
Other current liabilities	177	130	1,172
Changes in other noncurrent assets and liabilities, net	280	(150)	(594)
Net cash provided by operating activities	4,565	4,907	6,218
Net cash used in investing activities
Expenditures for property, plant and equipment	(10,612)	(8,215)	(8,397)
Net cash used in investing activities	(12,537)	(9,118)	(8,716)
CASH FLOWS FROM FINANCING ACTIVITIES
Common dividends paid	(1,603)	(1,499)	(1,483)
Preferred dividends paid	(40)	(44)	(44)
Issuances of debt (maturities greater than 90 days)	11,282	8,674	7,669
Payments on debt (maturities greater than 90 days) and finance leases	(5,220)	(3,339)	(6,294)
Increase (decrease) in short-term debt, net	1,262	(557)	552
Net cash (used in) provided by financing activities	9,930	5,424	2,419
(Decrease) increase in cash, cash equivalents and restricted cash	1,963	1,200	(73)
SUPPLEMENTAL DISCLOSURE OF NONCASH INVESTING AND FINANCING ACTIVITIES
Interest payments, net of amounts capitalized	1,449	1,205	1,172
Income tax payments, net of refunds	376	289	197
Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]
Accrued capital expenditures for PP&E	1,653	1,181	1,052
Capital expenditures reclassified from other assets to PP&E	3	53	18
Increase in ARO capitalized to PP&E	11	1	33
Increase in finance lease obligations capitalized to PP&E	47	41	57
SoCalGas
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	866	956	812
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	1,016	910	839
Deferred income taxes and investment tax credits	(107)	28	12
Bad debt expense	40	97	294
Other	(16)	(6)	(12)
Net change in working capital components:
Accounts receivable	(56)	(13)	207
Due to/from unconsolidated affiliates, net	5	6	57
Income taxes receivable/payable, net	1	13	(8)
Inventories	(7)	(10)	(118)
Other current assets	(244)	6	(1,053)
Accounts payable	20	(103)	(179)
Regulatory balancing accounts, net	(294)	(27)	(311)
Other current liabilities	160	34	949
Changes in other noncurrent assets and liabilities, net	364	(100)	(100)
Net cash provided by operating activities	1,748	1,791	1,389
Net cash used in investing activities
Expenditures for property, plant and equipment	(2,116)	(2,231)	(2,020)
Net cash used in investing activities	(2,116)	(2,231)	(2,020)
CASH FLOWS FROM FINANCING ACTIVITIES
Common dividends paid	(200)	(200)	(100)
Preferred dividends paid	(1)	(1)	(1)
Issuances of debt (maturities greater than 90 days)	1,490	1,794	997
Payments on debt (maturities greater than 90 days) and finance leases	(1,076)	(524)	(1,120)
Increase (decrease) in short-term debt, net	166	(609)	846
Debt issuance costs	(9)	(10)	(10)
Net cash (used in) provided by financing activities	370	450	612
(Decrease) increase in cash, cash equivalents and restricted cash	2	10	(19)
Cash, cash equivalents and restricted cash, January 1	12	2	21
Cash, cash equivalents and restricted cash, December 31	14	12	2
SUPPLEMENTAL DISCLOSURE OF NONCASH INVESTING AND FINANCING ACTIVITIES
Interest payments, net of amounts capitalized	358	299	279
Income tax payments, net of refunds	69	(9)	6
Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]
Accrued capital expenditures for PP&E	264	308	290
Capital expenditures reclassified from other assets to PP&E	0	50	0
Increase in ARO capitalized to PP&E	54	(23)	1
Increase in finance lease obligations capitalized to PP&E	$ 33	$ 27	$ 40