Consolidated Statements of Equity (USD $) In Thousands, unless otherwise specified	Members' equity	Common Stock	Additional paid-in capital	Accumulated (deficit) earnings	Noncontrolling Interests	Total
Balances at Dec. 31, 2011	$ 1,460,947			$ 497,859		$ 1,958,806
Increase (Decrease) in Stockholders' Equity
Net income (loss) and comprehensive income (loss)				(285,069)		(285,069)
Balances at Dec. 31, 2012	1,460,947			212,790		1,673,737
Increase (Decrease) in Stockholders' Equity
Merger of Antero Resources LLC and Antero Resources Corporation	(1,460,947)	2,244	1,458,703
Issuance of 37,674,659 shares of $0.01 par value common stock in public offering, net of underwriter discounts and offering costs of $79,112		376	1,578,197			1,578,573
Equity-based compensation			365,280			365,280
Net income (loss) and comprehensive income (loss)				(18,930)		(18,930)
Balances at Dec. 31, 2013		2,620	3,402,180	193,860		3,598,660
Increase (Decrease) in Stockholders' Equity
Issuance of common stock upon vesting of equity-based compensation awards, net of shares withheld for income taxes		1	(142)			(141)
Equity-based compensation			111,687		565	112,252
Issuance of common units in subsidiary - Antero Midstream Partners LP					1,087,224	1,087,224
Net income (loss) and comprehensive income (loss)				673,587	2,248	675,835
Balances at Dec. 31, 2014		$ 2,621	$ 3,513,725	$ 867,447	$ 1,090,037	$ 5,473,830