STATEMENT OF CONSOLIDATED CHANGES IN EQUITY (Unaudited) - USD ($) $ in Millions	Total	Common Stock	Paid-In Capital	Accumulated Deficit	Treasury Stock	Accumulated Other Comprehensive Income (Loss)	APACHE SHAREHOLDERS’ EQUITY	Noncontrolling Interest
Beginning Balance at Dec. 31, 2016	$ 7,679	$ 258	$ 12,364	$ (3,385)	$ (2,887)	$ (112)	$ 6,238	$ 1,441
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	880			785			785	95
Distributions to noncontrolling interest	(170)							(170)
Common dividends ($0.50 per share for Six Months Ended June 30, 2017 and 2018)	(190)		(190)				(190)
Other	66	1	72	(7)			66
Ending Balance at Jun. 30, 2017	8,265	259	12,246	(2,607)	(2,887)	(112)	6,899	1,366
Beginning Balance at Dec. 31, 2017	8,791	259	12,128	(2,088)	(2,887)	4	7,416	1,375
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	475			340			340	135
Distributions to noncontrolling interest	(155)							(155)
Common dividends ($0.50 per share for Six Months Ended June 30, 2017 and 2018)	(191)		(191)				(191)
Other	75	1	74				75
Ending Balance at Jun. 30, 2018	$ 8,995	$ 260	$ 12,011	$ (1,748)	$ (2,887)	$ 4	$ 7,640	$ 1,355