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Debt - Narrative (Details) - USD ($)
$ in Millions
Mar. 30, 2022
Mar. 16, 2022
Mar. 14, 2022
Private Placement      
Short-term Debt [Line Items]      
Proceeds from private placement and forward purchase contract     $ 55.9
Sprott Credit Agreement | Line of Credit      
Short-term Debt [Line Items]      
Extended maturity period 2 years    
Principal prepayment $ 10.0    
Cap, in aggregate, of principal repaid $ 13.9    
Long term debt, percentage of prepay principal 10.00%    
Prepayment proceeds from sale of assets (up to) $ 23.9    
Debt instrument, unrestricted cash 15.0    
Payment of deferred additional interest 0.5    
Principal prepaid $ 13.9 $ 10.0  
Fee paid-in-kind   $ 3.3  
The 1.25 Lien Notes | Secured Debt      
Short-term Debt [Line Items]      
Stated interest rate     10.00%