Consolidated Statement of Cash Flows (Unaudited) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
OPERATING ACTIVITIES:
Net income (loss)	$ 1,420	$ 930
Adjustments to reconcile to net cash provided (used) by operating activities:
Depreciation and amortization	1,504	1,388
Provision (benefit) for deferred income taxes	182	313
Equity (earnings) losses	(492)	(423)
Distributions from unconsolidated affiliates	688	574
Net unrealized (gain) loss from derivative instruments	329	317
Amortization of stock-based awards	58	60
Cash provided (used) by changes in current assets and liabilities:
Accounts receivable	(672)	(538)
Inventories	(76)	(112)
Other current assets and deferred charges	(62)	(67)
Accounts payable	743	570
Accrued liabilities	167	67
Changes in current and noncurrent derivative assets and liabilities	86	(267)
Other, including changes in noncurrent assets and liabilities	(205)	(6)
Net cash provided (used) by operating activities	3,670	2,806
FINANCING ACTIVITIES:
Proceeds from long-term debt	1,752	898
Payments of long-term debt	(2,019)	(887)
Proceeds from issuance of common stock	53	6
Common dividends paid	(1,553)	(1,494)
Dividends and distributions paid to noncontrolling interests	(141)	(135)
Contributions from noncontrolling interests	15	6
Payments for debt issuance costs	(14)	(7)
Other – net	(49)	(13)
Net cash provided (used) by financing activities	(1,956)	(1,626)
INVESTING ACTIVITIES:
Capital expenditures (1)	(1,447)	(957)
Dispositions – net	(19)	5
Contributions in aid of construction	8	46
Purchases of businesses, net of cash acquired (Note 3)	(933)	(126)
Purchases of and contributions to equity-method investments	(140)	(79)
Other – net	(4)	3
Net cash provided (used) by investing activities	(2,535)	(1,108)
Increase (decrease) in cash and cash equivalents	(821)	72
Cash and cash equivalents at beginning of year	1,680	142
Cash and cash equivalents at end of period	859	214
Additional Cash Flow Elements and Supplemental Cash Flow Information [Abstract]
(1) Increases to property, plant, and equipment	(1,549)	(1,001)
Changes in related accounts payable and accrued liabilities	102	44
Capital expenditures	$ (1,447)	$ (957)