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Long-Term Debt (Details) - USD ($)
$ in Thousands
3 Months Ended
Jan. 16, 2024
Jun. 08, 2021
Nov. 10, 2020
Jun. 28, 2019
Feb. 25, 2019
Mar. 31, 2024
Mar. 31, 2023
Dec. 31, 2023
Mar. 12, 2019
Long-term debt                  
Total principal           $ 3,197,900   $ 3,230,100  
Unamortized debt premiums           1,189   1,291  
Unamortized debt issuance costs           (24,216)   (18,175)  
Total long-term debt           3,174,873   3,213,216  
Loss on early extinguishment of debt           (59)      
Repayment of credit facility           875,200 $ 278,900    
7.875% Senior Notes Due 2026                  
Long-term debt                  
Total long-term debt           544,863   546,631  
5.75% Senior Notes Due 2027                  
Long-term debt                  
Total long-term debt           647,499   647,313  
5.75% Senior Notes Due 2028                  
Long-term debt                  
Total long-term debt           645,944   645,702  
5.375% Senior Notes Due 2029                  
Long-term debt                  
Total long-term debt           743,728   743,470  
6.625% Senior Notes Due 2032                  
Long-term debt                  
Total principal           600,000      
Total long-term debt           $ 592,839      
Interest rate (as a percent)           6.625%      
Antero Midstream Partners | Credit Facility                  
Long-term debt                  
Total principal           $ 0   630,100  
Outstanding letters of credit           0   $ 0  
Weighted average interest rate (as a percent)               7.08%  
Current borrowing capacity           1,250,000   $ 1,250,000  
Available borrowing capacity           $ 1,250,000      
Antero Midstream Partners | Credit Facility | Minimum                  
Long-term debt                  
Commitment fees on the unused portion (as a percent)           0.25%      
Antero Midstream Partners | Credit Facility | Maximum                  
Long-term debt                  
Commitment fees on the unused portion (as a percent)           0.375%      
Finance Corp and together with Antero Midstream Partners | 7.875% Senior Notes Due 2026                  
Long-term debt                  
Total principal           $ 547,900   $ 550,000  
Interest rate (as a percent)     7.875%         7.875%  
Face amount     $ 550,000            
Amount of debt repurchased           2,000      
Debt instrument redemption percentage upon change of control     101.00%            
Finance Corp and together with Antero Midstream Partners | 7.875% Senior Notes Due 2026 | Redemption period one                  
Long-term debt                  
Debt instrument redemption percentage     103.938%            
Finance Corp and together with Antero Midstream Partners | 7.875% Senior Notes Due 2026 | Redemption period two                  
Long-term debt                  
Debt instrument redemption percentage     100.00%            
Finance Corp and together with Antero Midstream Partners | 5.75% Senior Notes Due 2027                  
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%        
Finance Corp and together with Antero Midstream Partners | 5.75% Senior Notes Due 2027 | Redemption period one                  
Long-term debt                  
Debt instrument redemption percentage         100.958%        
Finance Corp and together with Antero Midstream Partners | 5.75% Senior Notes Due 2027 | Redemption period two                  
Long-term debt                  
Debt instrument redemption percentage         100.00%        
Finance Corp and together with Antero Midstream Partners | 5.75% Senior Notes Due 2028                  
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%          
Finance Corp and together with Antero Midstream Partners | 5.75% Senior Notes Due 2028 | Redemption period one                  
Long-term debt                  
Debt instrument redemption percentage       101.917%          
Finance Corp and together with Antero Midstream Partners | 5.75% Senior Notes Due 2028 | Redemption period two                  
Long-term debt                  
Debt instrument redemption percentage       100.00%          
Finance Corp and together with Antero Midstream Partners | 5.375% Senior Notes Due 2029                  
Long-term debt                  
Total principal   $ 750,000       $ 750,000   $ 750,000  
Interest rate (as a percent)   5.375%       5.375%   5.375%  
Debt instrument redemption percentage upon change of control   101.00%              
Finance Corp and together with Antero Midstream Partners | 5.375% Senior Notes Due 2029 | Redemption period one                  
Long-term debt                  
Debt instrument redemption percentage   102.688%              
Finance Corp and together with Antero Midstream Partners | 5.375% Senior Notes Due 2029 | Redemption period two                  
Long-term debt                  
Debt instrument redemption percentage   100.00%              
Finance Corp and together with Antero Midstream Partners | 5.375% Senior Notes Due 2029 | Redemption period three                  
Long-term debt                  
Debt instrument redemption percentage   105.375%              
Debt instrument redemption percentage with payment of premium and interest   100.00%              
Finance Corp and together with Antero Midstream Partners | 5.375% Senior Notes Due 2029 | Redemption period three | Maximum                  
Long-term debt                  
Percent of aggregate principal amount that can be redeemed   35.00%              
Finance Corp and together with Antero Midstream Partners | 6.625% Senior Notes Due 2032                  
Long-term debt                  
Interest rate (as a percent) 6.625%                
Face amount $ 600,000                
Debt instrument redemption percentage upon change of control 101.00%                
Finance Corp and together with Antero Midstream Partners | 6.625% Senior Notes Due 2032 | Redemption period one                  
Long-term debt                  
Debt instrument redemption percentage 103.313%                
Finance Corp and together with Antero Midstream Partners | 6.625% Senior Notes Due 2032 | Redemption period two                  
Long-term debt                  
Debt instrument redemption percentage 100.00%                
Finance Corp and together with Antero Midstream Partners | 6.625% Senior Notes Due 2032 | Redemption period three                  
Long-term debt                  
Debt instrument redemption percentage 106.625%                
Debt instrument redemption percentage with payment of premium and interest 100.00%                
Finance Corp and together with Antero Midstream Partners | 6.625% Senior Notes Due 2032 | Redemption period three | Maximum                  
Long-term debt                  
Percent of aggregate principal amount that can be redeemed 35.00%