XML 99 R81.htm IDEA: XBRL DOCUMENT v3.25.0.1
Asset Retirement Obligations (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Asset Retirement Obligation, Roll Forward Analysis [Roll Forward]      
Asset retirement obligation - beginning of period $ 16,340 $ 15,375 $ 14,414
Accretion expense 1,369 965 934
Revision in estimate 0 0 116
Liabilities settled during period 0 0 (89)
Asset retirement obligation - end of period $ 17,709 $ 16,340 $ 15,375