Supplemental Guarantor Information - Supplemental Condensed Consolidating Balance Sheet (Detail) - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015		Dec. 31, 2014		Dec. 31, 2013
CURRENT ASSETS:
Cash and cash equivalents	$ 1,377	$ 1,467	[1],[2]	$ 679	[1]	$ 1,906	[1]
Receivables, net of allowance	1,128	1,253	[2]
Inventories	476	570	[2]
Drilling advances	81	172	[2]
Prepaid assets and other	179	290	[2]
Total current assets	3,241	3,752	[2]
PROPERTY AND EQUIPMENT, NET	18,867	20,838	[2]
OTHER ASSETS:
Deferred charges and other	411	910	[2]
Total assets	22,519	25,500	[2]
CURRENT LIABILITIES:
Accounts payable	585	618	[2]
Other current liabilities	1,258	1,223	[2]
Total current liabilities	1,843	1,841	[2]
Long-term debt	8,544	8,716	[2]
DEFERRED CREDITS AND OTHER NONCURRENT LIABILITIES:
Income taxes	1,710	2,529	[2]
Asset retirement obligation, non current	2,432	2,562	[2]
Other	311	362	[2]
Total deferred credits and other noncurrent liabilities	4,453	5,453	[2]
APACHE SHAREHOLDERS' EQUITY	6,238	7,888	[2]
Noncontrolling interest	1,441	1,602	[2]
TOTAL EQUITY	7,679	9,490	[2],[3]	20,541	[3]	30,756	[3]
Total liabilities and shareholders' equity	22,519	25,500	[2]
Reclassifications & Eliminations [Member]
CURRENT ASSETS:
Intercompany receivable	(5,038)	(5,212)
Total current assets	(5,038)	(5,212)
OTHER ASSETS:
Intercompany receivable	(12,152)	(10,744)
Equity in affiliates	(14,983)	(15,731)
Deferred charges and other	(1,000)	(1,000)
Total assets	(33,173)	(32,687)
CURRENT LIABILITIES:
Intercompany payable	(5,038)	(5,212)
Total current liabilities	(5,038)	(5,212)
DEFERRED CREDITS AND OTHER NONCURRENT LIABILITIES:
Intercompany payable	(12,152)	(10,744)
Other	(1,000)	(1,000)
Total deferred credits and other noncurrent liabilities	(13,152)	(11,744)
APACHE SHAREHOLDERS' EQUITY	(14,983)	(15,731)
TOTAL EQUITY	(14,983)	(15,731)
Total liabilities and shareholders' equity	(33,173)	(32,687)
Apache Corporation [Member]
CURRENT ASSETS:
Cash and cash equivalents	344	378		267		155
Receivables, net of allowance	358	314
Inventories	29	34
Drilling advances	4	16
Prepaid assets and other	134	102
Intercompany receivable	5,038	5,212
Total current assets	5,907	6,056
PROPERTY AND EQUIPMENT, NET	7,014	6,546
OTHER ASSETS:
Equity in affiliates	15,517	16,092
Deferred charges and other	97	96
Total assets	28,535	28,790
CURRENT LIABILITIES:
Accounts payable	371	409
Other current liabilities	653	539
Total current liabilities	1,024	948
Long-term debt	8,247	8,418
DEFERRED CREDITS AND OTHER NONCURRENT LIABILITIES:
Intercompany payable	12,152	10,744
Income taxes	(271)	(412)
Asset retirement obligation, non current	257	271
Other	888	933
Total deferred credits and other noncurrent liabilities	13,026	11,536
APACHE SHAREHOLDERS' EQUITY	6,238	7,888
TOTAL EQUITY	6,238	7,888
Total liabilities and shareholders' equity	28,535	28,790
Apache Finance Canada [Member]
CURRENT ASSETS:
Cash and cash equivalents	0			0		3
OTHER ASSETS:
Equity in affiliates	(1,240)	(807)
Deferred charges and other	1,000	1,001
Total assets	(240)	194
CURRENT LIABILITIES:
Accounts payable	(12)
Other current liabilities	3	3
Total current liabilities	(9)	3
Long-term debt	297	298
DEFERRED CREDITS AND OTHER NONCURRENT LIABILITIES:
Income taxes	5	4
Other	1	250
Total deferred credits and other noncurrent liabilities	6	254
APACHE SHAREHOLDERS' EQUITY	(534)	(361)
TOTAL EQUITY	(534)	(361)
Total liabilities and shareholders' equity	(240)	194
All Other Subsidiaries of Apache Corporation [Member]
CURRENT ASSETS:
Cash and cash equivalents	1,033	1,089		$ 412		$ 1,748
Receivables, net of allowance	770	939
Inventories	447	536
Drilling advances	77	156
Prepaid assets and other	45	188
Total current assets	2,372	2,908
PROPERTY AND EQUIPMENT, NET	11,853	14,292
OTHER ASSETS:
Intercompany receivable	12,152	10,744
Equity in affiliates	706	446
Deferred charges and other	314	813
Total assets	27,397	29,203
CURRENT LIABILITIES:
Accounts payable	226	209
Other current liabilities	602	681
Intercompany payable	5,038	5,212
Total current liabilities	5,866	6,102
DEFERRED CREDITS AND OTHER NONCURRENT LIABILITIES:
Income taxes	1,976	2,937
Asset retirement obligation, non current	2,175	2,291
Other	422	179
Total deferred credits and other noncurrent liabilities	4,573	5,407
APACHE SHAREHOLDERS' EQUITY	15,517	16,092
Noncontrolling interest	1,441	1,602
TOTAL EQUITY	16,958	17,694
Total liabilities and shareholders' equity	$ 27,397	$ 29,203

[1] Financial information for 2015 and 2014 has been recast to reflect retrospective application of the successful efforts method of accounting. See Note 1.

[2] Financial information for 2015 has been recast to reflect retrospective application of the successful efforts method of accounting. See Note 1.

[3] Financial information for 2015, 2014, and 2013 has been recast to reflect retrospective application of the successful efforts method of accounting. See Note 1.