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Asset Retirement Obligations (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Asset Retirement Obligation      
Balance at beginning of period $ 263,000 $ 86,000 $ 72,000
Liabilities assumed in Merger 0 175,000 0
Liabilities incurred 10,000 6,000 10,000
Liabilities settled (3,000) (10,000) 0
Liabilities divested 2,000 0 0
Accretion expense 9,000 6,000 4,000
Balance at end of period 277,000 263,000 86,000
Less: current asset retirement obligation (6,000) (4,000) (1,000)
Noncurrent asset retirement obligation $ 271,000 $ 259,000 $ 85,000