STATEMENT OF CONSOLIDATED CHANGES IN EQUITY (DEFICIT) AND NONCONTROLLING INTERESTS (Unaudited) - USD ($) $ in Millions		Total		Redeemable Noncontrolling Interest - Altus Preferred Unit Limited Partners		Noncontrolling Interest, Sinopec	Noncontrolling interests, Altus	Noncontrolling interest, APA Corporation	PARENT COMPANY EQUITY (DEFICIT)	Common Stock	Paid-In Capital	Accumulated Deficit	Treasury Stock	Accumulated Other Comprehensive Income	Noncontrolling Interests		Noncontrolling Interests Noncontrolling Interest, Sinopec		Noncontrolling Interests Noncontrolling interests, Altus		Noncontrolling Interests Noncontrolling interest, APA Corporation
Beginning balance at Dec. 31, 2020	[1]			$ 608
Increase (Decrease) in Temporary Equity [Roll Forward]
Net income attributable to Altus Preferred Unit holders	[1]			43
Distributions payable to Altus Preferred Unit limited partners	[1]			(11)
Distributions paid to Altus Preferred Unit limited partners				(23)	[1]	$ (60)											$ (60)	[1]
Ending balance at Jun. 30, 2021	[2]			617
Beginning balance at Dec. 31, 2020		$ (645)							$ (1,639)	$ 262	$ 11,735	$ (10,461)	$ (3,189)	$ 14	$ 994	[1]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income attributable to APA Corporation		736							736			736
Net income attributable to noncontrolling interest						83	$ 28	$ 0									83	[1]	$ 28	[1]
Distributions paid to Altus Preferred Unit limited partners				(23)	[1]	(60)											(60)	[1]
Common dividends		(9)							(9)		(9)
APA Corporation share exchange		0								(262)	(2,927)		3,189
Holding Company Reorganization		839							839		757	82
Distributions to APA Corporation		(10)							(10)		(10)
Other		(14)							(9)	0	(11)	1		1	(5)	[1]
Ending balance at Jun. 30, 2021		948							(92)	0	9,535	(9,642)	0	15	1,040	[2]
Beginning balance at Dec. 31, 2020	[1]			608
Ending balance at Dec. 31, 2021	[1],[3]	712
Beginning balance at Dec. 31, 2020		(645)							(1,639)	262	11,735	(10,461)	(3,189)	14	994	[1]
Ending balance at Dec. 31, 2021		260	[3]						(618)	0	8,677	(9,317)	0	22	878	[1]
Beginning balance at Mar. 31, 2021	[2]			605
Increase (Decrease) in Temporary Equity [Roll Forward]
Net income attributable to Altus Preferred Unit holders	[2]			24
Distributions payable to Altus Preferred Unit limited partners	[2]			(12)
Distributions paid to Altus Preferred Unit limited partners						(20)											(20)	[2]
Ending balance at Jun. 30, 2021	[2]			617
Beginning balance at Mar. 31, 2021		587							(410)	0	9,557	(9,982)	0	15	997	[2]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income attributable to APA Corporation		339							339			339
Net income attributable to noncontrolling interest						41	27	0									41	[2]	27	[2]
Distributions paid to Altus Preferred Unit limited partners						(20)											(20)	[2]
Distributions to APA Corporation		(10)							(10)		(10)
Other		(16)							(11)		(12)	1			(5)	[2]
Ending balance at Jun. 30, 2021		948							(92)	0	9,535	(9,642)	0	15	1,040	[2]
Beginning balance at Dec. 31, 2021	[1],[3]	712
Increase (Decrease) in Temporary Equity [Roll Forward]
Net income attributable to Altus Preferred Unit holders	[1]	(70)
Distributions paid to Altus Preferred Unit limited partners						(159)											(159)	[1]
Deconsolidation of Altus	[1]			(642)
Ending balance at Jun. 30, 2022		0	[3]	0	[2]
Beginning balance at Dec. 31, 2021		260	[3]						(618)	0	8,677	(9,317)	0	22	878	[1]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income attributable to APA Corporation		2,750							2,750			2,750
Net income attributable to noncontrolling interest						260	14	156									260	[1]	$ 14	[1]	$ 156	[1]
Distributions paid to Altus Preferred Unit limited partners						(159)											(159)	[1]
Distributions to APA Corporation		(733)							(638)		(638)				(95)	[1]
Deconsolidation of Altus		(72)													(72)	[1]
Other		14							14		15			(1)
Ending balance at Jun. 30, 2022		2,490	[3]						1,508	0	8,054	(6,567)	0	21	982	[2]
Beginning balance at Mar. 31, 2022	[2]			0
Increase (Decrease) in Temporary Equity [Roll Forward]
Distributions paid to Altus Preferred Unit limited partners						(90)											(90)	[2]
Ending balance at Jun. 30, 2022		0	[3]	$ 0	[2]
Beginning balance at Mar. 31, 2022		1,832							932	0	8,381	(7,470)	0	21	900	[2]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income attributable to APA Corporation		903							903			903
Net income attributable to noncontrolling interest						141	$ 0	$ 85									141	[2]			$ 85	[2]
Distributions paid to Altus Preferred Unit limited partners						$ (90)											$ (90)	[2]
Distributions to APA Corporation		(387)							(333)		(333)				(54)	[2]
Other		6							6		6
Ending balance at Jun. 30, 2022		$ 2,490	[3]						$ 1,508	$ 0	$ 8,054	$ (6,567)	$ 0	$ 21	$ 982	[2]

[1] As a result of the BCP Business Combination, the Company deconsolidated Altus on February 22, 2022. Refer to Note 1—Summary of Significant Accounting Policies and Note 3—Acquisitions and Divestitures for further detail.

[2] As a result of the BCP Business Combination, the Company deconsolidated Altus on February 22, 2022. Refer to Note 1—Summary of Significant Accounting Policies and Note 3—Acquisitions and Divestitures for further detail.

[3] The Altus VIE amounts are disclosed as of December 31, 2021. All Altus balances were deconsolidated as of February 22, 2022. Refer to Note 1—Summary of Significant Accounting Policies and Note 3—Acquisitions and Divestitures for further detail.