Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurement (Details)

v3.21.2
Fair Value Measurement (Details)
$ in Thousands
1 Months Ended
Jan. 31, 2020
USD ($)
Sep. 30, 2015
USD ($)
bbl
Sep. 30, 2021
USD ($)
Dec. 31, 2020
USD ($)
Mar. 31, 2020
Fair value measurement          
Carrying Value     $ 3,095,560 $ 3,091,626  
Senior Notes          
Fair value measurement          
Carrying Value     2,574,860 2,478,126  
5.375% Notes Due 2024          
Fair value measurement          
Carrying Value       646,391  
7.875% Senior Notes Due 2026          
Fair value measurement          
Carrying Value     544,028 543,267  
5.75% Senior Notes Due 2027          
Fair value measurement          
Carrying Value     645,820 645,390  
5.75% Senior Notes Due 2028          
Fair value measurement          
Carrying Value     643,693 643,078  
5.375% Senior Notes Due 2029          
Fair value measurement          
Carrying Value     741,319    
Level 2 | Senior Notes          
Fair value measurement          
Fair Value     2,713,405 2,464,000  
Level 2 | 5.375% Notes Due 2024          
Fair value measurement          
Fair Value       633,750  
Level 2 | 7.875% Senior Notes Due 2026          
Fair value measurement          
Fair Value     599,500 569,250  
Level 2 | 5.75% Senior Notes Due 2027          
Fair value measurement          
Fair Value     667,875 637,000  
Level 2 | 5.75% Senior Notes Due 2028          
Fair value measurement          
Fair Value     673,530 $ 624,000  
Level 2 | 5.375% Senior Notes Due 2029          
Fair value measurement          
Fair Value     $ 772,500    
Discounted cash flow, comparable company and market value | Level 3 | Weighted Average          
Fair value measurement          
Goodwill cost of capital         0.180
Discount rate | Third-party market participants | Level 3          
Fair value measurement          
Property and Equipment discount rate         0.190
Antero Resources | Contingent Consideration Period One | Water Acquisition          
Fair value measurement          
Contingent consideration   $ 125,000      
Contingent consideration paid $ 125,000        
Threshold number of barrels of water to trigger contingent consideration payment | bbl   176,295,000      
Antero Resources | Contingent Consideration Period Two | Water Acquisition          
Fair value measurement          
Contingent consideration   $ 125,000      
Threshold number of barrels of water to trigger contingent consideration payment | bbl   219,200,000