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Asset Retirement Obligations - Changes in AROs (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Changes in our AROs:      
AROs at beginning of year $ 51,956 $ 29,658 $ 30,913
Liability incurred during the period   23,601  
Revisions in estimates 3,257 (3,285) (2,631)
Accretion expense 6,143 1,982 1,376
AROs at end of year $ 61,356 $ 51,956 $ 29,658