XML 74 R63.htm IDEA: XBRL DOCUMENT v3.22.2
Asset Retirement Obligations - Schedule of Changes in Asset Retirement Obligations (Details)
$ in Thousands
6 Months Ended
Jun. 30, 2022
USD ($)
Asset Retirement Obligation, Roll Forward Analysis [Roll Forward]  
Balance at beginning of period $ 62,416
Liabilities incurred during period 75
Liabilities settled during period (771)
Accretion expense during period 2,388
Liabilities settled through divestitures (13)
Balance at end of period $ 64,095