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Disposal Group Held for Sale (Details) - CAD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Jan. 31, 2022
Dec. 31, 2021
Disposal Group Held for Sale      
Estimated fair value of assets $ 187,524   $ 167,611
Canadian Cobalt Camp      
Disposal Group Held for Sale      
Percentage of interest held for sale 100.00%    
Consideration for disposal $ 1,000    
Royalty on net smelter returns (as a percent) 2.00%    
Estimated fair value of assets $ 1,338    
Canadian Cobalt Camp | Disposal Group Held for Sale      
Disposal Group Held for Sale      
Shares received as consideration   2,702,703  
Value of share consideration   $ 1,000