STATEMENT OF CONSOLIDATED CHANGES IN EQUITY (DEFICIT) AND NONCONTROLLING INTEREST - USD ($) $ in Millions	Total	Noncontrolling Interest, Egypt	Noncontrolling Interest, Altus	Common Stock	Paid-In Capital	Accumulated Deficit	Treasury Stock	Accumulated Other Comprehensive Income (Loss)	PARENT COMPANY EQUITY (DEFICIT)	Noncontrolling Interests	Noncontrolling Interests Noncontrolling Interest, Egypt	Noncontrolling Interests Noncontrolling Interest, Altus
Beginning balance at Dec. 31, 2018	$ 0
Increase (Decrease) in Temporary Equity [Roll Forward]
Issuance of Altus Preferred Units	517
Net income attributable to Altus Preferred Unit limited partners	38
Distributions paid to Altus Preferred Unit limited partners		$ (305)									$ (305)
Ending balance at Dec. 31, 2019	555
Beginning balance at Dec. 31, 2018	8,812			$ 260	$ 12,106	$ (2,048)	$ (3,192)	$ 4	$ 7,130	$ 1,682
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income/loss attributable to APA Corporation	(3,553)					(3,553)			(3,553)
Net income (loss) attributable to nonredeemable noncontrolling interest		167	$ (334)								167	$ (334)
Distributions paid to Altus Preferred Unit limited partners		(305)									(305)
Common dividends	(376)				(376)				(376)
Common stock activity, net	(21)			1	(22)				(21)
Compensation expense	61				61				61
Other	14						2	12	14
Ending balance at Dec. 31, 2019	4,465			261	11,769	(5,601)	(3,190)	16	3,255	1,210
Increase (Decrease) in Temporary Equity [Roll Forward]
Net income attributable to Altus Preferred Unit limited partners	76
Distributions paid to Altus Preferred Unit limited partners	(23)	(91)									(91)
Ending balance at Dec. 31, 2020	608
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income/loss attributable to APA Corporation	(4,860)					(4,860)			(4,860)
Net income (loss) attributable to nonredeemable noncontrolling interest		(121)	1								(121)	1
Distributions paid to Altus Preferred Unit limited partners	(23)	(91)									(91)
Common dividends	(38)				(38)				(38)
Common stock activity, net	(17)			1	(18)				(17)
Compensation expense	23				23				23
Other	(7)				(1)		1	(2)	(2)	(5)
Ending balance at Dec. 31, 2020	(645)			262	11,735	(10,461)	(3,189)	14	(1,639)	994
Increase (Decrease) in Temporary Equity [Roll Forward]
Net income attributable to Altus Preferred Unit limited partners	162
Distributions paid to Altus Preferred Unit limited partners	(46)	(279)									(279)
Distributions payable to Altus Preferred Unit limited partners	(12)
Ending balance at Dec. 31, 2021	712
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income/loss attributable to APA Corporation	1,062					1,062			1,062
Net income (loss) attributable to nonredeemable noncontrolling interest		174	$ 4								174	$ 4
Distributions paid to Altus Preferred Unit limited partners	(46)	$ (279)									$ (279)
Common dividends	(9)				(9)				(9)
Distributions to APA Corporation	(890)				(890)				(890)
APA Corporation share exchange	0			(262)	(2,927)		3,189
Holding Company Reorganization	839				757	82			839
Other	4				11			8	19	(15)
Ending balance at Dec. 31, 2021	$ 260			$ 0	$ 8,677	$ (9,317)	$ 0	$ 22	$ (618)	$ 878