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Asset Retirement Obligations (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Dec. 31, 2021
Asset Retirement Obligation, Roll Forward Analysis          
Balance at beginning of period     $ 159,672    
Obligations incurred with development activities     2,744    
Accretion expense $ 3,352 $ 3,232 6,339 $ 6,360  
Asset Retirement Obligation, Revision of Estimate     (284)    
Obligations discharged asset retirements     (13,464)    
Balance end of period 177,933   177,933    
Less current portion (31,913)   (31,913)    
Asset retirement obligations $ 146,020   146,020   $ 127,526
SRC [Domain]          
Asset Retirement Obligation, Roll Forward Analysis          
Obligations incurred with development activities     $ 22,926