CONSOLIDATED STATEMENTS OF CASH FLOWS - SDG&E - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 2,285	$ 1,463	$ 4,105
Adjustments to reconcile net income to net cash provided by operating activities:
Deferred income taxes and investment tax credits	392	(78)	159
Other	154	170	140
Net change in other working capital components:
Accounts receivable	(976)	(599)	(328)
Due to/from unconsolidated affiliates, net	(31)	(1)	12
Income taxes receivable/payable, net	(29)	(38)	(94)
Inventories	(17)	(87)	(35)
Other current assets	(1,608)	(220)	38
Accounts payable	430	263	74
Regulatory balancing accounts, net	36	249	(231)
Other current liabilities	228	(105)	(127)
Changes in other noncurrent assets and liabilities, net	(565)	(496)	56
Net cash provided by operating activities	1,142	3,842	2,591
CASH FLOWS FROM INVESTING ACTIVITIES
Expenditures for property, plant and equipment	(5,357)	(5,015)	(4,676)
Other	6	11	15
Net cash (used in) provided by investing activities	(5,039)	(5,508)	553
CASH FLOWS FROM FINANCING ACTIVITIES
Common dividends paid	(1,430)	(1,331)	(1,174)
Issuances of debt (maturities greater than 90 days)	9,984	3,773	6,051
Payments on debt (maturities greater than 90 days) and finance leases	(4,510)	(5,489)	(5,864)
(Decrease) increase in short-term debt, net	(1,266)	1,913	(1,759)
Net cash provided by (used in) financing activities	3,779	1,260	(2,373)
(Decrease) increase in cash and cash equivalents	(119)	(404)	768
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION
Interest payments, net of amounts capitalized	1,014	1,163	1,046
Income tax payments, including discontinued operations, net of refunds	284	230	1,385
SUPPLEMENTAL DISCLOSURE OF NONCASH INVESTING AND FINANCING ACTIVITIES
Accrued capital expenditures	590	591	535
Increase in finance lease obligations for investment in PP&E	57	43	77
Increase in ARO for investment in PP&E	91	153	142
San Diego Gas and Electric Company
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	915	819	824
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	982	889	801
Deferred income taxes and investment tax credits	93	153	35
Other	12	(14)	27
Net change in other working capital components:
Accounts receivable	(163)	(105)	(134)
Due to/from unconsolidated affiliates, net	38	33	11
Income taxes receivable/payable, net	9	(20)	129
Inventories	(11)	(19)	(10)
Other current assets	(80)	0	4
Accounts payable	153	7	31
Regulatory balancing accounts, net	(10)	(57)	(71)
Other current liabilities	62	(92)	(100)
Changes in other noncurrent assets and liabilities, net	(271)	(218)	(158)
Net cash provided by operating activities	1,729	1,376	1,389
CASH FLOWS FROM INVESTING ACTIVITIES
Expenditures for property, plant and equipment	(2,473)	(2,220)	(1,942)
Purchases of nuclear decommissioning trust assets	(586)	(961)	(1,439)
Proceeds from sales of nuclear decommissioning trust assets	639	961	1,439
Other	8	7	8
Net cash (used in) provided by investing activities	(2,412)	(2,213)	(1,934)
CASH FLOWS FROM FINANCING ACTIVITIES
Common dividends paid	(100)	(300)	(200)
Issuances of debt (maturities greater than 90 days)	1,395	1,120	1,598
Payments on debt (maturities greater than 90 days) and finance leases	(425)	(613)	(510)
(Decrease) increase in short-term debt, net	(196)	401	(80)
Debt issuance costs	(9)	(8)	(11)
Net cash provided by (used in) financing activities	665	600	797
(Decrease) increase in cash and cash equivalents	(18)	(237)	252
Cash and cash equivalents, January 1	25	262	10
Cash and cash equivalents, December 31	7	25	262
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION
Interest payments, net of amounts capitalized	431	402	404
Income tax payments, including discontinued operations, net of refunds	79	67	25
SUPPLEMENTAL DISCLOSURE OF NONCASH INVESTING AND FINANCING ACTIVITIES
Accrued capital expenditures	231	228	199
Increase in finance lease obligations for investment in PP&E	16	24	30
Increase in ARO for investment in PP&E	$ 15	$ 14	$ 31