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Commitments and Contingencies - Asset Retirement Obligations (Details) - USD ($)
$ in Thousands
3 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Asset Retirement Obligation, Roll Forward Analysis [Roll Forward]    
Balance at beginning of period $ 69,572  
Liabilities incurred 1,153  
Liabilities settled (1,292)  
Asset retirement obligation accretion 1,260 $ 1,003
Balance at end of period $ 70,693