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Asset Retirement Obligation
 3 Months Ended
Mar. 31, 2025
Asset Retirement Obligation Disclosure [Abstract]  
Asset Retirement Obligation Asset Retirement Obligation
The following table summarizes changes in the Company’s Asset retirement obligation (“ARO”) (in thousands):
March 31, 2025December 31, 2024
Balance, beginning of period$13,151 $7,973 
Accretion 333 1,253 
Spending— (1,938)
Change in estimates— 5,863 
Balance, end of period$13,484 $13,151 
Current$179 $179 
Non-current$13,305 $12,972 
During the three months ended March 31, 2025 and 2024, the Company recognized an Asset retirement obligation adjustment in accordance with the change in estimate of nil and $2.0 million, respectively.
The Company does not have mineral reserves, and accordingly, all related costs are expensed until mineral reserves are established.