Annual report pursuant to Section 13 and 15(d)

Business and Organization - Simplification (Details)

v3.10.0.1
Business and Organization - Simplification (Details) - Simplification Agreement - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended
Mar. 31, 2019
Oct. 31, 2018
Oct. 30, 2018
Antero Resources | Forecast      
Business and Organization      
Cash without interest $ 3.00    
Number of new shares issued 1.6023    
AM Public Unitholders | Forecast      
Business and Organization      
Cash without interest $ 3.415    
Number of new shares issued 1.6350    
Threshold days 20 days    
New AM | Forecast      
Business and Organization      
New AM's Common stock in exchange of Series B units 17,350,000    
Aggregate cash consideration to be paid $ 598    
Antero Midstream | Revolving credit facility      
Business and Organization      
Maximum borrowing capacity   $ 2,000 $ 1,500