Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt (Details)

v3.7.0.1
Long-Term Debt (Details) - USD ($)
3 Months Ended
Mar. 31, 2017
Apr. 28, 2017
Dec. 31, 2016
Dec. 21, 2016
Sep. 13, 2016
Mar. 17, 2015
Sep. 18, 2014
May 06, 2014
Nov. 05, 2013
Long- term Debt                  
Long-term debt $ 4,775,302,000   $ 4,703,973,000            
Issue price as percentage of par value       100.00%          
Antero Resources Corporation                  
Long- term Debt                  
Net unamortized premium 1,721,000   1,749,000            
Net unamortized debt issuance costs (36,598,000)   (37,690,000)            
Antero Midstream Partners LP                  
Long- term Debt                  
Net unamortized debt issuance costs (9,821,000)   (10,086,000)            
Midstream Credit Facility Member | Antero Midstream Partners LP                  
Long- term Debt                  
Bank credit facility long-term debt 200,000,000   $ 210,000,000            
Maximum amount of the Credit Facility $ 1,500,000,000                
Weighted average interest rate (as a percent) 2.51%   2.23%            
Midstream Credit Facility Member | Minimum | Antero Midstream Partners LP                  
Long- term Debt                  
Commitment fees on the unused portion (as a percent) 0.25%                
Midstream Credit Facility Member | Maximum | Antero Midstream Partners LP                  
Long- term Debt                  
Commitment fees on the unused portion (as a percent) 0.375%                
Bank credit facility | Antero Resources Corporation                  
Long- term Debt                  
Bank credit facility long-term debt $ 520,000,000   $ 440,000,000            
Current borrowing base 4,750,000,000                
Lender commitments $ 4,000,000,000                
Weighted average interest rate (as a percent) 2.75%   2.44%            
Outstanding letters of credit $ 710,000,000   $ 710,000,000            
Bank credit facility | Minimum | Antero Resources Corporation                  
Long- term Debt                  
Commitment fees on the unused portion (as a percent) 0.375%                
Bank credit facility | Maximum | Antero Resources Corporation                  
Long- term Debt                  
Commitment fees on the unused portion (as a percent) 0.50%                
Bank credit facility | Subsequent event | Antero Resources Corporation                  
Long- term Debt                  
Current borrowing base   $ 4,750,000,000              
Lender commitments   $ 4,000,000,000              
5.375% senior notes due 2021 | Antero Resources Corporation                  
Long- term Debt                  
Long-term notes payable $ 1,000,000,000   1,000,000,000            
Interest rate (as a percent)                 5.375%
Senior notes issued                 $ 1,000,000,000
Issue price as percentage of par value                 100.00%
Redemption price 104.031%                
Redemption price at which notes may be required to be repurchased in event of change of control 101.00%                
5.375% senior notes due 2021 | On or after November 1, 2019 | Antero Resources Corporation                  
Long- term Debt                  
Redemption price 100.00%                
Stand-alone revolving note | Antero Resources Corporation                  
Long- term Debt                  
Maximum amount of the Credit Facility $ 25,000,000                
Outstanding balance $ 0                
Stand-alone revolving note | Lender's Prime Rate | Antero Resources Corporation                  
Long- term Debt                  
Basis spread on variable rate (as a percent) 1.00%                
5.125 senior notes due 2022 | Antero Resources Corporation                  
Long- term Debt                  
Long-term notes payable $ 1,100,000,000   1,100,000,000            
Interest rate (as a percent)               5.125%  
Senior notes issued             $ 500,000,000 $ 600,000,000  
Issue price as percentage of par value             100.50% 100.00%  
Redemption price at which notes may be required to be repurchased in event of change of control 101.00%                
5.125 senior notes due 2022 | On or after June 1, 2017 | Antero Resources Corporation                  
Long- term Debt                  
Redemption price 103.844%                
5.125 senior notes due 2022 | On or before June 1, 2017 | Antero Resources Corporation                  
Long- term Debt                  
Percentage of the principal amount of the debt instrument which the entity may redeem with the proceeds from certain equity offerings 35.00%                
Redemption price of the debt instrument if redeemed with the proceeds of certain equity offerings (as a percent) 105.125%                
5.125 senior notes due 2022 | Prior to June 1, 2017 | Antero Resources Corporation                  
Long- term Debt                  
Redemption price 100.00%                
5.125 senior notes due 2022 | On or after June 1, 2020 | Antero Resources Corporation                  
Long- term Debt                  
Redemption price 100.00%                
5.625% senior notes due 2023 | Antero Resources Corporation                  
Long- term Debt                  
Long-term notes payable $ 750,000,000   750,000,000            
Interest rate (as a percent)           5.625%      
Senior notes issued           $ 750,000,000      
Issue price as percentage of par value           100.00%      
Redemption price at which notes may be required to be repurchased in event of change of control 101.00%                
5.625% senior notes due 2023 | On Or Before June 1, 2018 | Antero Resources Corporation                  
Long- term Debt                  
Percentage of the principal amount of the debt instrument which the entity may redeem with the proceeds from certain equity offerings 35.00%                
Redemption price of the debt instrument if redeemed with the proceeds of certain equity offerings (as a percent) 105.625%                
5.625% senior notes due 2023 | On or after June 1, 2018 | Antero Resources Corporation                  
Long- term Debt                  
Redemption price 104.219%                
5.625% senior notes due 2023 | On Or After June 1, 2021 | Antero Resources Corporation                  
Long- term Debt                  
Redemption price 100.00%                
5.625% senior notes due 2023 | Prior to June 1, 2018 | Antero Resources Corporation                  
Long- term Debt                  
Redemption price 100.00%                
5.375% senior notes due 2024 | Antero Midstream Partners LP                  
Long- term Debt                  
Long-term notes payable $ 650,000,000   650,000,000            
Interest rate (as a percent)         5.375%        
Senior notes issued         $ 650,000,000        
Issue price as percentage of par value         100.00%        
Redemption price at which notes may be required to be repurchased in event of change of control 101.00%                
5.375% senior notes due 2024 | On or after September 15, 2019 | Antero Midstream Partners LP                  
Long- term Debt                  
Redemption price 104.031%                
5.375% senior notes due 2024 | On or after September 15, 2022 | Antero Midstream Partners LP                  
Long- term Debt                  
Redemption price 100.00%                
5.375% senior notes due 2024 | On or before September 15, 2019 | Antero Midstream Partners LP                  
Long- term Debt                  
Percentage of the principal amount of the debt instrument which the entity may redeem with the proceeds from certain equity offerings 35.00%                
Redemption price of the debt instrument if redeemed with the proceeds of certain equity offerings (as a percent) 105.375%                
5.375% senior notes due 2024 | Prior to September 15, 2019 | Antero Midstream Partners LP                  
Long- term Debt                  
Redemption price 100.00%                
5.00% senior notes due 2025                  
Long- term Debt                  
Long-term notes payable $ 600,000,000   $ 600,000,000            
5.00% senior notes due 2025 | Antero Resources Corporation                  
Long- term Debt                  
Long-term notes payable       $ 600,000,000          
Interest rate (as a percent)       5.00%          
Redemption price at which notes may be required to be repurchased in event of change of control 101.00%                
5.00% senior notes due 2025 | Prior to March 1, 2020 | Antero Resources Corporation                  
Long- term Debt                  
Redemption price 100.00%                
5.00% senior notes due 2025 | On or before March 1, 2020 | Antero Resources Corporation                  
Long- term Debt                  
Percentage of the principal amount of the debt instrument which the entity may redeem with the proceeds from certain equity offerings 35.00%                
Redemption price of the debt instrument if redeemed with the proceeds of certain equity offerings (as a percent) 105.00%                
5.00% senior notes due 2025 | On or after March 1, 2020 | Antero Resources Corporation                  
Long- term Debt                  
Redemption price 103.75%                
5.00% senior notes due 2025 | On or after March1, 2023 | Antero Resources Corporation                  
Long- term Debt                  
Redemption price 100.00%