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Asset Retirement Obligations - Changes in Asset Retirement Obligation Liabilities (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Asset Retirement Obligation, Roll Forward Analysis [Roll Forward]        
Beginning Balance, Short-Term Portion     $ 206  
Beginning Balance, Long-Term Portion     7,191  
Beginning Balance, Total     7,397  
Accretion $ 175 $ 164 349 $ 328
Amounts paid     (247)  
Reclassifications     0  
Ending Balance, Short-Term Portion 302   302  
Ending Balance, Long-Term Portion 7,197   7,197  
Ending Balance, Total $ 7,499   7,499  
Short-Term Portion        
Asset Retirement Obligation, Roll Forward Analysis [Roll Forward]        
Accretion     295  
Amounts paid     (247)  
Reclassifications     48  
Long-Term Portion        
Asset Retirement Obligation, Roll Forward Analysis [Roll Forward]        
Accretion     54  
Amounts paid     0  
Reclassifications     $ (48)