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Risk and Capital Management: Financial Instruments - Narrative (Details) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Aug. 31, 2021
Disclosure of detailed information about financial instruments [line items]        
Working capital $ (2,270) $ 31,562    
Current assets 35,048 38,821    
Current liabilities 37,318 7,259    
Credit facility fees 32,752 40,489 $ 50,733  
Sprott Facility        
Disclosure of detailed information about financial instruments [line items]        
Borrowings outstanding 34,660      
Credit facility fees $ 32,752 $ 40,489 $ 42,734 $ 44,000
Market risk        
Disclosure of detailed information about financial instruments [line items]        
Potential change in market prices 10.00%      
Value at risk $ 658