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Summary of Significant Accounting Policies - Narrative (Details) - USD ($)
$ in Thousands
Mar. 30, 2022
Dec. 31, 2024
Dec. 31, 2023
Short-term Debt [Line Items]      
Accumulated deficit   $ 786,066 $ 725,175
Restricted cash   $ 27,498 $ 26,340
Sprott Credit Agreement | Line of Credit      
Short-term Debt [Line Items]      
Debt instrument, unrestricted cash $ 15,000    
Debt instrument, working capital $ 10,000