Condensed Statements of Consolidated Cash Flows (Unaudited) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Cash Flows from Operating Activities:
Net income	$ 443	$ 721
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	668	645
Deferred income taxes	22	23
Loss (gain) on divestitures	12	(303)
Loss (gain) on equity securities	(7)	78
Loss (gain) on indexed debt securities	5	(171)
Pension contributions	(4)	(4)
Changes in other assets and liabilities:
Accounts receivable and unbilled revenues, net	647	64
Inventory	142	15
Taxes receivable	2	(2)
Accounts payable	(403)	(132)
Net regulatory assets and liabilities	1,022	113
Other current assets and liabilities	(120)	(164)
Other non-current assets and liabilities	48	30
Other operating activities, net	5	65
Net cash provided by operating activities	2,482	978
Cash Flows from Investing Activities:
Capital expenditures	(2,259)	(1,880)
Proceeds from sale of marketable securities	0	702
Proceeds from divestitures, net of cash divested	145	2,075
Other investing activities, net	(40)	45
Net cash provided by (used in) investing activities	(2,154)	942
Cash Flows from Financing Activities:
Decrease in short-term borrowings, net	(14)	(43)
Payment of obligation for finance lease	0	(171)
Payments of commercial paper, net	(920)	(1,226)
Proceeds from long-term debt and term loans	3,675	1,292
Payments of long-term debt and term loans, including make-whole premiums	(2,613)	(1,187)
Payment of debt issuance costs	(28)	(17)
Payment of dividends on Common Stock	(240)	(214)
Payment of dividends on Preferred Stock	(24)	(24)
Other financing activities, net	(23)	(7)
Net cash used in financing activities	(187)	(1,597)
Net Increase (Decrease) in Cash, Cash Equivalents and Restricted Cash	141	323
Cash, Cash Equivalents and Restricted Cash at Beginning of Period	91	254
Cash, Cash Equivalents and Restricted Cash at End of Period	$ 232	$ 577