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Segmented Information - Schedule of Geographic Segments (Details) - CAD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Disclosure of geographical areas [line items]    
Equipment $ 21 $ 28
Exploration and evaluation assets 39,103 38,633
Canada [Member]    
Disclosure of geographical areas [line items]    
Equipment 6 9
Exploration and evaluation assets 2,538 2,483
Greenland [Member]    
Disclosure of geographical areas [line items]    
Equipment 15 19
Exploration and evaluation assets $ 36,565 $ 36,150