Quarterly report pursuant to Section 13 or 15(d)

Organization (Details)

v2.4.0.8
Organization (Details) (USD $)
3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended 0 Months Ended
Sep. 30, 2014
Sep. 30, 2014
Dec. 31, 2013
Oct. 15, 2013
Sep. 30, 2014
Profits interests awards
Sep. 30, 2014
Profits interests awards
Dec. 31, 2013
Profits interests awards
Oct. 16, 2013
Initial Public Offering
Nov. 04, 2014
Antero Midstream Partners LP [Member]
Initial Public Offering
Subsequent event
Nov. 04, 2014
Antero Midstream Partners LP [Member]
Initial Public Offering
Subsequent event
Jun. 30, 2013
Antero Resources LLC
Oct. 15, 2013
Antero Investment
Corporate reorganization and initial public offering                        
Ownership percentage                     100.00% 100.00%
Common stock, shares issued 262,051,067 262,051,067 262,049,659 224,375,000                
Common stock, shares outstanding 262,051,067 262,051,067 262,049,659 224,375,000                
Number of additional shares of common stock issued               37,674,659        
Common stock price (in dollars per share)               $ 44.00        
Net proceeds from issuance of additional shares of common stock               $ 1,600,000,000        
Limited Partners' Capital Account, Units Authorized                   40,000,000    
Price per common unit                 25.00      
Additional common units                   6,000,000    
Number of days in option period                 30 days      
Stock Compensation Charge in Connection with the Reorganization                        
Stock compensation expense recognized 24,210,000 85,821,000     15,700,000 68,456,000 433,000,000          
Additional stock compensation to be recognized over the remaining service period           $ 53,000,000