Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt (Details)

v3.21.2
Long-Term Debt (Details) - USD ($)
$ in Thousands
9 Months Ended
Jun. 08, 2021
Nov. 10, 2020
Jun. 28, 2019
Feb. 25, 2019
Sep. 30, 2021
Oct. 26, 2021
Dec. 31, 2020
Mar. 12, 2019
Sep. 13, 2016
Long-term debt                  
Total principal         $ 3,120,700   $ 3,113,500    
Unamortized debt premiums         2,208   4,261    
Unamortized debt issuance costs         (27,348)   (26,135)    
Total long-term debt         3,095,560   3,091,626    
Loss on early extinguishment of debt         $ (20,701)        
Credit Facilities | Minimum | Antero Midstream Partners                  
Long-term debt                  
Commitment fees on the unused portion (as a percent)         0.25%        
Credit Facilities | Maximum | Antero Midstream Partners                  
Long-term debt                  
Commitment fees on the unused portion (as a percent)         0.375%        
Prior Credit Facility | Antero Midstream Partners                  
Long-term debt                  
Total principal         $ 520,700   613,500    
Maximum borrowing capacity         2,130,000        
Outstanding letters of credit         $ 0   $ 0    
Weighted average interest rate (as a percent)         1.59%   1.66%    
New Credit Facility | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Current borrowing capacity           $ 1,250,000      
5.375% Notes Due 2024                  
Long-term debt                  
Total long-term debt             $ 646,391    
5.375% Notes Due 2024 | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Total principal             $ 650,000    
Unamortized debt premiums               $ 2,600  
Interest rate (as a percent)             5.375%   5.375%
Face amount                 $ 650,000
Debt instrument fair value               652,600  
Amount of debt redeemed $ 650,000                
Loss on early extinguishment of debt $ 21,000                
Debt instrument redemption percentage 102.688%                
7.875% Senior Notes Due 2026                  
Long-term debt                  
Total long-term debt         $ 544,028   $ 543,267    
7.875% Senior Notes Due 2026 | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Total principal         $ 550,000   $ 550,000    
Interest rate (as a percent)   7.875%     7.875%   7.875%    
Face amount   $ 550,000              
Debt instrument redemption percentage upon change of control   101.00%              
7.875% Senior Notes Due 2026 | Redemption period one | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Debt instrument redemption percentage   103.938%              
7.875% Senior Notes Due 2026 | Redemption period two | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Debt instrument redemption percentage   100.00%              
7.875% Senior Notes Due 2026 | Redemption period three | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Debt instrument redemption percentage   107.875%              
Debt instrument redemption percentage with payment of premium and interest   100.00%              
7.875% Senior Notes Due 2026 | Redemption period three | Maximum | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Percent of aggregate principal amount that can be redeemed   35.00%              
5.75% Senior Notes Due 2027                  
Long-term debt                  
Total long-term debt         $ 645,820   $ 645,390    
5.75% Senior Notes Due 2027 | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Total principal         $ 650,000   $ 650,000    
Unamortized debt premiums               3,300  
Interest rate (as a percent)       5.75% 5.75%   5.75%    
Face amount       $ 650,000          
Debt instrument fair value               $ 653,300  
Debt instrument redemption percentage upon change of control       101.00%          
5.75% Senior Notes Due 2027 | Redemption period one | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Debt instrument redemption percentage       102.875%          
5.75% Senior Notes Due 2027 | Redemption period two | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Debt instrument redemption percentage       100.00%          
5.75% Senior Notes Due 2027 | Redemption period three | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Debt instrument redemption percentage       105.75%          
Debt instrument redemption percentage with payment of premium and interest       100.00%          
5.75% Senior Notes Due 2027 | Redemption period three | Maximum | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Percent of aggregate principal amount that can be redeemed       35.00%          
5.75% Senior Notes Due 2028                  
Long-term debt                  
Total long-term debt         $ 643,693   $ 643,078    
5.75% Senior Notes Due 2028 | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Total principal         $ 650,000   $ 650,000    
Interest rate (as a percent)     5.75%   5.75%   5.75%    
Face amount     $ 650,000            
Debt instrument redemption percentage upon change of control     101.00%            
5.75% Senior Notes Due 2028 | Redemption period one | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Debt instrument redemption percentage     102.875%            
5.75% Senior Notes Due 2028 | Redemption period two | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Debt instrument redemption percentage     100.00%            
5.75% Senior Notes Due 2028 | Redemption period three | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Debt instrument redemption percentage     105.75%            
Debt instrument redemption percentage with payment of premium and interest     100.00%            
5.75% Senior Notes Due 2028 | Redemption period three | Maximum | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Percent of aggregate principal amount that can be redeemed     35.00%            
5.375% Senior Notes Due 2029                  
Long-term debt                  
Total long-term debt         $ 741,319        
5.375% Senior Notes Due 2029 | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Total principal $ 750,000       $ 750,000        
Interest rate (as a percent) 5.375%       5.375%        
Debt instrument redemption percentage upon change of control 101.00%                
5.375% Senior Notes Due 2029 | Redemption period one | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Debt instrument redemption percentage 102.688%                
5.375% Senior Notes Due 2029 | Redemption period two | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Debt instrument redemption percentage 100.00%                
5.375% Senior Notes Due 2029 | Redemption period three | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Debt instrument redemption percentage 105.375%                
Debt instrument redemption percentage with payment of premium and interest 100.00%                
5.375% Senior Notes Due 2029 | Redemption period three | Maximum | Finance Corp and together with Antero Midstream Partners                  
Long-term debt                  
Percent of aggregate principal amount that can be redeemed 35.00%