Consolidated Statement of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
OPERATING ACTIVITIES:
Net income (loss)	$ 392	$ 435
Adjustments to reconcile to net cash provided (used) by operating activities:
Depreciation and amortization	498	438
Provision (benefit) for deferred income taxes	115	144
Equity (earnings) losses	(136)	(131)
Distributions from unconsolidated affiliates	212	176
Net unrealized (gain) loss from derivative instruments	123	0
Amortization of stock-based awards	21	20
Cash provided (used) by changes in current assets and liabilities:
Accounts receivable	(3)	(59)
Inventories	178	(8)
Other current assets and deferred charges	(65)	(6)
Accounts payable	(138)	38
Accrued liabilities	(149)	(116)
Changes in current and noncurrent derivative assets and liabilities	101	(6)
Other, including changes in noncurrent assets and liabilities	(67)	(10)
Net cash provided (used) by operating activities	1,082	915
FINANCING ACTIVITIES:
Proceeds from long-term debt	3	897
Payments of long-term debt	(1,256)	(5)
Proceeds from issuance of common stock	37	3
Common dividends paid	(518)	(498)
Dividends and distributions paid to noncontrolling interests	(37)	(54)
Contributions from noncontrolling interests	3	2
Payments for debt issuance costs	0	(6)
Other – net	(30)	(13)
Net cash provided (used) by financing activities	(1,798)	326
INVESTING ACTIVITIES:
Capital expenditures (1)	(291)	(260)
Dispositions – net	(6)	(1)
Contributions in aid of construction	(3)	19
Purchases of and contributions to equity-method investments	(56)	(14)
Other – net	(4)	(1)
Net cash provided (used) by investing activities	(360)	(257)
Increase (decrease) in cash and cash equivalents	(1,076)	984
Cash and cash equivalents at beginning of year	1,680	142
Cash and cash equivalents at end of period	604	1,126
Additional Cash Flow Elements and Supplemental Cash Flow Information [Abstract]
(1) Increases to property, plant, and equipment	(260)	(263)
Changes in related accounts payable and accrued liabilities	(31)	3
Capital expenditures	$ (291)	$ (260)

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