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Consolidated Statements of Changes in Equity - CAD ($)
$ in Thousands
Common Stock [Member]
Preferred Stock [Member]
Reserve [Member]
Deficit [Member]
Total
Balance at Dec. 31, 2017 $ 73,598 $ 591 $ 5,089 $ (26,550) $ 52,728
Balance, shares at Dec. 31, 2017 55,459,527        
Statement Line Items [Line Items]          
Net and comprehensive loss (3,022) (3,022)
Share capital issued through private placement $ 17,500 17,500
Share capital issued through private placement, shares 23,333,333        
Share issue costs $ (579) (579)
Value allocated to warrants (2,572) 2,572
Expired warrants (48) 48
Forfeited/expired options (181) 181
Share-based payments 317 317
Balance at Dec. 31, 2018 $ 87,947 591 7,749 (29,343) $ 66,944
Balance, shares at Dec. 31, 2018 78,792,860       78,792,860
Statement Line Items [Line Items]          
Net and comprehensive loss (28,859) $ (28,859)
Share capital issued through private placement $ 1,728 1,728
Share capital issued through private placement, shares 9,597,931        
Share issue costs $ (344) (344)
Flow-through share premium (89) (89)
Share capital issued as earn-in $ 51 51
Share capital issued as earn-in, shares 300,000        
Value allocated to warrants $ (287) 287
Expired warrants (2,080) 2,080
Forfeited/expired options (1,781) 1,781
Share-based payments        
Balance at Dec. 31, 2019 $ 89,006 591 4,175 (54,341) $ 39,431
Balance, shares at Dec. 31, 2019 88,690,791       88,690,791
Statement Line Items [Line Items]          
Net and comprehensive loss (2,741) $ (2,741)
Share capital issued through private placement $ 1,480 1,480
Share capital issued through private placement, shares 21,142,857        
Share issue costs $ (124) (124)
Value allocated to warrants (735) 735
Expired warrants (2,572) 2,572
Forfeited/expired options (1,211) 1,211
Share-based payments 969 969
Balance at Dec. 31, 2020 $ 89,627 $ 591 $ 2,096 $ (53,299) $ 39,015
Balance, shares at Dec. 31, 2020 109,833,648       109,833,648