Summary of Significant Accounting Policies - Fair Value of Derivative Contracts (Details) - USD ($)			9 Months Ended
	Oct. 12, 2016	Oct. 07, 2016	Sep. 30, 2016	Sep. 30, 2015	Oct. 24, 2016
Basis of Presentation
Other comprehensive income (loss)			$ 0	$ 0
Proceeds from issuance of stock			837,414,000
Subsequent event
Basis of Presentation
Sale of common stock (in shares)		6,730,769
Proceeds from issuance of stock		$ 175,000,000
Bank credit facility
Basis of Presentation
Current borrowing base			4,500,000,000
Bank credit facility | Subsequent event
Basis of Presentation
Current borrowing base					$ 4,750,000,000
Antero Resources Corp | Bank credit facility
Basis of Presentation
Current borrowing base			$ 4,500,000,000
Antero Resources Corp | Bank credit facility | Subsequent event
Basis of Presentation
Current borrowing base					$ 4,750,000,000
Antero Midstream Partners LP | Subsequent event
Basis of Presentation
Distribution per unit	$ 0.265