Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Fair Value of Derivative Contracts (Details)

v3.7.0.1
Summary of Significant Accounting Policies - Fair Value of Derivative Contracts (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Feb. 06, 2016
Mar. 31, 2017
Mar. 31, 2016
Dec. 31, 2016
Basis of Presentation        
Other comprehensive income (loss)   $ 0 $ 0  
Antero Midstream Partners LP        
Basis of Presentation        
Sale of common stock (in shares) 6,900,000      
Antero Resources ownership in Antero Midstream   58.60%   60.90%
Term of contract with Antero Midstream   20 years