Subsidiary Guarantor (Details 3) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Condensed consolidated statement of cash flows
Net cash provided by operating activities	$ 1,006,381	$ 998,121	$ 534,707
Cash flows used in investing activities:
Additions to proved properties		(64,066)	(15,300)
Additions to unproved properties	(198,694)	(777,422)	(440,825)
Drilling and completion costs	(1,651,282)	(2,477,150)	(1,615,965)
Additions to water handling and treatment systems	(131,051)	(196,675)	(203,790)
Additions to gathering systems and facilities	(360,287)	(558,037)	(389,453)
Additions to other property and equipment	(6,595)	(13,218)	(6,240)
Change in other assets	9,750	(3,082)	(2,019)
Proceeds from asset sales	40,000
Net cash used in investing activities	(2,298,159)	(4,089,650)	(2,673,592)
Cash flows from financing activities:
Issuance of common stock	537,832		1,578,573
Issuance of common units in Antero Midstream Partners LP	240,703	1,087,224
Issuance of senior notes	750,000	1,102,500	1,231,750
Repayment of senior notes		(260,000)	(690,000)
Borrowings (repayments) on bank credit facility, net	(403,000)	1,442,000	71,000
Make-whole premium on debt extinguished		(17,383)	(33,041)
Payments of deferred financing costs	(17,293)	(31,543)	(20,899)
Distributions to noncontrolling interest in consolidated subsidiary	(34,129)
Other	(4,841)	(2,777)
Net cash provided by financing activities	1,069,272	3,320,021	2,137,383
Net increase (decrease) in cash and cash equivalents	(222,506)	228,492	(1,502)
Cash and cash equivalents, beginning of period	245,979	17,487	18,989
Cash and cash equivalents, end of period	23,473	245,979	17,487
Reportable legal entity | Antero Resources Corp
Condensed consolidated statement of cash flows
Net cash provided by operating activities	816,128	992,788
Cash flows used in investing activities:
Additions to proved properties		(64,066)
Additions to unproved properties	(198,694)	(777,422)
Drilling and completion costs	(1,651,282)	(2,477,150)
Additions to water handling and treatment systems	(80,064)	(196,675)
Additions to gathering systems and facilities	(40,285)	(543,196)
Additions to other property and equipment	(6,595)	(13,218)
Change in other assets	2,570	(2,928)
Net distributions (to) from guarantor subsidiary	(115,000)	115,000
Distributions from non-guarantor subsidiary	73,119	332,500
Proceeds from contribution of assets to non-guarantor susidiary	801,116
Proceeds from asset sales	40,000
Net cash used in investing activities	(1,175,115)	(3,627,155)
Cash flows from financing activities:
Issuance of common stock	537,832
Issuance of senior notes	750,000	1,102,500
Repayment of senior notes		(260,000)
Borrowings (repayments) on bank credit facility, net	(908,000)	1,837,000
Make-whole premium on debt extinguished		(17,383)
Payments of deferred financing costs	(15,234)	(26,673)
Other	(4,808)	(2,777)
Net cash provided by financing activities	359,790	2,632,667
Net increase (decrease) in cash and cash equivalents	803	(1,700)
Cash and cash equivalents, beginning of period	15,787	17,487
Cash and cash equivalents, end of period	16,590	15,787	$ 17,487
Reportable legal entity | Guarantor Subsidiaries
Cash flows from financing activities:
Borrowings (repayments) on bank credit facility, net	(115,000)	115,000
Distributions to noncontrolling interest in consolidated subsidiary	115,000	(115,000)
Reportable legal entity | Non-Guarantor Subsidiaries
Condensed consolidated statement of cash flows
Net cash provided by operating activities	190,253	5,333
Cash flows used in investing activities:
Additions to water handling and treatment systems	(50,987)
Additions to gathering systems and facilities	(320,002)	(14,841)
Change in other assets	7,180	(154)
Net cash used in investing activities	(363,809)	(14,995)
Cash flows from financing activities:
Issuance of common units in Antero Midstream Partners LP	240,703	1,087,224
Borrowings (repayments) on bank credit facility, net	620,000	(510,000)
Payments of deferred financing costs	(2,059)	(4,870)
Distributions to noncontrolling interest in consolidated subsidiary	(908,364)	(332,500)
Other	(33)
Net cash provided by financing activities	(49,753)	239,854
Net increase (decrease) in cash and cash equivalents	(223,309)	230,192
Cash and cash equivalents, beginning of period	230,192
Cash and cash equivalents, end of period	6,883	230,192
Eliminations
Cash flows used in investing activities:
Net distributions (to) from guarantor subsidiary	115,000	(115,000)
Distributions from non-guarantor subsidiary	(73,119)	(332,500)
Proceeds from contribution of assets to non-guarantor susidiary	(801,116)
Net cash used in investing activities	(759,235)	(447,500)
Cash flows from financing activities:
Distributions to noncontrolling interest in consolidated subsidiary	759,235	447,500
Net cash provided by financing activities	$ 759,235	$ 447,500