CONDENSED CONSOLIDATED STATEMENT OF CASH FLOWS (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 608	$ 126
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation, depletion and amortization	360	94
Deferred income tax expense	36	12
Gain on sale of assets	(2)	0
Loss on derivative instruments	391	13
Net cash (paid) received in settlement of derivative instruments	(171)	3
Amortization of premium and debt issuance costs	(10)	1
Stock-based compensation and other	20	11
Changes in assets and liabilities:
Accounts receivable, net	(57)	17
Income taxes	124	24
Inventories	(2)	(1)
Other current assets	2	1
Accounts payable and accrued liabilities	21	4
Interest payable	1	(13)
Other assets and liabilities	1	(2)
Net cash provided by operating activities	1,322	290
CASH FLOWS FROM INVESTING ACTIVITIES
Capital expenditures	(271)	(123)
Proceeds from sale of assets	2	0
Net cash used in investing activities	(269)	(123)
CASH FLOWS FROM FINANCING ACTIVITIES
Repayments of debt	0	(88)
Repayments of finance leases	(2)	0
Share repurchases	(184)	0
Dividends paid	(456)	(40)
Cash received for stock option exercises	6	0
Tax withholdings on vesting of stock awards	(6)	(6)
Net cash used in financing activities	(642)	(134)
Net increase in cash, cash equivalents and restricted cash	411	33
Cash, cash equivalents and restricted cash, beginning of period	1,046	152
Cash, cash equivalents and restricted cash, end of period	$ 1,457	$ 185