Subsidiary Guarantors - Balance Sheets (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015	Sep. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 18,512	$ 23,473	$ 27,410	$ 245,979
Accounts receivable, net	59,462	79,404
Accrued revenue	196,490	128,242
Derivative instruments	417,605	1,009,030
Other current assets	3,402	8,087
Total current assets	695,471	1,248,236
Unproved properties	2,449,995	1,996,081
Proved properties	9,180,705	8,211,106
Capitalized Costs Water Handling Systems	681,062	565,616
Gathering systems and facilities	1,656,676	1,502,396
Other property and equipment	45,571	46,415
Property and equipment, gross	14,014,009	12,321,614
Less accumulated depletion, depreciation, and amortization	(2,176,793)	(1,589,372)
Property and equipment, net	11,837,216	10,732,242
Derivative instruments	2,015,090	2,108,450
Other assets, net	81,476	26,565
Total assets	14,629,253	14,115,493
Liabilities and Stockholders' Equity
Accounts payable	172,293	364,160
Accrued liabilities	245,174	194,076
Revenue distributions payable	172,202	129,949
Derivative instruments	3,110
Other current liabilities	19,125	19,085
Total current liabilities	611,904	707,270
Long-term debt	4,759,904	4,668,782
Deferred income tax liability	1,215,240	1,370,686
Derivative instruments	40
Other liabilities	61,883	82,077
Total liabilities	6,648,971	6,828,815
Common stock	3,072	2,770
Additional paid-in capital	5,131,909	4,122,811
Accumulated earnings	1,445,767	1,808,811
Total stockholders' equity	6,580,748	5,934,392
Noncontrolling interest in consolidated subsidiary	1,399,534	1,352,286
Total equity	7,980,282	7,286,678
Total liabilities and equity	14,629,253	14,115,493
Eliminations
Current assets:
Intercompany receivables	(60,635)	(67,850)
Total current assets	(60,635)	(67,850)
Proved properties	(131,750)	(32,795)
Property and equipment, gross	(131,750)	(32,795)
Property and equipment, net	(131,750)	(32,795)
Investment in subsidiaries	375,986	302,336
Contingent acquisition consideration asset	(188,433)	(178,049)
Total assets	(4,832)	23,642
Liabilities and Stockholders' Equity
Intercompany payable	(60,635)	(67,850)
Total current liabilities	(60,635)	(67,850)
Contingent acquisition consideration liability	(188,433)	(178,049)
Total liabilities	(249,068)	(245,899)
Partners' capital	(1,155,298)	(1,082,745)
Total stockholders' equity	(1,155,298)	(1,082,745)
Noncontrolling interest in consolidated subsidiary	1,399,534	1,352,286
Total equity	244,236	269,541
Total liabilities and equity	(4,832)	23,642
Antero Resources Corp | Reportable legal entity
Current assets:
Cash and cash equivalents	9,291	16,590	9,900	15,787
Accounts receivable, net	58,219	76,697
Intercompany receivables	2,237	2,138
Accrued revenue	196,490	128,242
Derivative instruments	417,605	1,009,030
Other current assets	3,349	8,087
Total current assets	687,191	1,240,784
Unproved properties	2,449,995	1,996,081
Proved properties	9,312,455	8,243,901
Gathering systems and facilities	17,928	16,561
Other property and equipment	45,571	46,415
Property and equipment, gross	11,825,949	10,302,958
Less accumulated depletion, depreciation, and amortization	(1,945,069)	(1,431,747)
Property and equipment, net	9,880,880	8,871,211
Derivative instruments	2,015,090	2,108,450
Investment in subsidiaries	(375,986)	(302,336)
Contingent acquisition consideration asset	188,433	178,049
Other assets, net	22,190	15,661
Total assets	12,417,798	12,111,819
Liabilities and Stockholders' Equity
Accounts payable	122,220	303,197
Intercompany payable	58,398	65,712
Accrued liabilities	235,560	158,713
Revenue distributions payable	172,202	129,949
Derivative instruments	3,110
Other current liabilities	18,928	18,935
Total current liabilities	610,418	676,506
Long-term debt	3,950,138	4,048,782
Deferred income tax liability	1,215,240	1,370,686
Derivative instruments	40
Other liabilities	61,214	81,453
Total liabilities	5,837,050	6,177,427
Common stock	3,072	2,770
Additional paid-in capital	5,131,909	4,122,811
Accumulated earnings	1,445,767	1,808,811
Total stockholders' equity	6,580,748	5,934,392
Total equity	6,580,748	5,934,392
Total liabilities and equity	12,417,798	12,111,819
Non-Guarantor Subsidiaries | Reportable legal entity
Current assets:
Cash and cash equivalents	9,221	6,883	$ 17,510	$ 230,192
Accounts receivable, net	1,243	2,707
Intercompany receivables	58,398	65,712
Other current assets	53
Total current assets	68,915	75,302
Capitalized Costs Water Handling Systems	681,062	565,616
Gathering systems and facilities	1,638,748	1,485,835
Property and equipment, gross	2,319,810	2,051,451
Less accumulated depletion, depreciation, and amortization	(231,724)	(157,625)
Property and equipment, net	2,088,086	1,893,826
Other assets, net	59,286	10,904
Total assets	2,216,287	1,980,032
Liabilities and Stockholders' Equity
Accounts payable	50,073	60,963
Intercompany payable	2,237	2,138
Accrued liabilities	9,614	35,363
Other current liabilities	197	150
Total current liabilities	62,121	98,614
Long-term debt	809,766	620,000
Contingent acquisition consideration liability	188,433	178,049
Other liabilities	669	624
Total liabilities	1,060,989	897,287
Partners' capital	1,155,298	1,082,745
Total stockholders' equity	1,155,298	1,082,745
Total equity	1,155,298	1,082,745
Total liabilities and equity	$ 2,216,287	$ 1,980,032