Additional Balance Sheet Information (Details) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Accounts receivable, net
Trade accounts	$ 628	$ 1,067
Joint interest accounts	133	108
Other accounts	16	48
Accounts receivable, gross	777	1,223
Allowance for credit losses	(2)	(2)
Accounts receivable, net	775	1,221
Other assets
Deferred compensation plan	42	43
Debt issuance costs	10	3
Operating lease right-of-use assets	365	382
Other accounts	35	36
Other assets	452	464
Accounts payable
Trade accounts	60	27
Royalty and other owners	330	438
Accrued transportation	47	85
Accrued capital costs	233	148
Taxes other than income	67	73
Accrued lease operating costs	54	32
Other accounts	42	41
Accounts payable	833	844
Accrued liabilities
Employee benefits	32	74
Taxes other than income	32	62
Restructuring liability	44	39
Operating lease liabilities	116	114
Financing lease liabilities	6	6
Other accounts	50	33
Accrued liabilities	280	328
Other liabilities
Deferred compensation plan	54	55
Postretirement benefits	17	17
Operating lease liabilities	270	287
Financing lease liabilities	10	11
Restructuring liability	33	38
Other accounts	80	92
Other liabilities	$ 464	$ 500
Operating lease, right-of-use asset, statement of financial position [Extensible List]	Other assets	Other assets
Operating lease, liability, current, statement of financial position [Extensible List]	Accrued liabilities	Accrued liabilities
Finance lease, liability, current, statement of financial position [Extensible Enumeration]	Accrued liabilities	Accrued liabilities
Operating lease, liability, noncurrent, statement of financial position [Extensible List]	Other liabilities	Other liabilities
Finance lease, liability, noncurrent, statement of financial position [Extensible Enumeration]	Other liabilities	Other liabilities