XML 108 R67.htm IDEA: XBRL DOCUMENT v3.22.0.1
Asset Retirement Obligations (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Asset Retirement Obligation, Roll Forward Analysis [Roll Forward]    
Balance at beginning of period $ 109,616 $ 83,141
Additions 156,201 21,860
Retirements (1,252) (881)
Accretion expense 7,121 5,694
Revisions 0 (198)
Noncontrolling Interest Carve-out (3,810) 0
Sale (1,869) 0
Balance at end of period 266,007 109,616
Less: current portion (7,905) (3,213)
Asset retirement obligations $ 258,102 $ 106,403