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Other assets
 12 Months Ended
Dec. 31, 2019
Other Asset [Abstract]  
Other assets [Text Block]

11. Other assets

    December 31,     December 31,  
    2019     2018  
    $     $  
Current            
             
Prepaid expenses   3,516     1,015  
Inventories   1,656     -  
    5,172     1,015  
Non-current            
             
Reclamation deposits   5,361     -  
Deferred financing fees   1,579     1,468  
    6,940     1,468