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Related party transactions (Details Narrative) - CAD ($)
$ in Thousands
12 Months Ended
Sep. 30, 2020
Jun. 28, 2019
Dec. 31, 2020
Dec. 31, 2019
Jun. 30, 2020
Disclosure Of Transactions Between Related Parties [Line Items]          
Stock options granted     1,425,000 117,714  
Stock options fair value     $ 2,403 $ 237  
Directors [Member]          
Disclosure Of Transactions Between Related Parties [Line Items]          
Proceeds from related party   $ 2,100      
Bottom of range [member]          
Disclosure Of Transactions Between Related Parties [Line Items]          
Interest rates     10.00%    
Top of range [member]          
Disclosure Of Transactions Between Related Parties [Line Items]          
Interest rates       18.00% 18.00%
Debentures [Member]          
Disclosure Of Transactions Between Related Parties [Line Items]          
Due to related parties     $ 358 $ 348  
Interest on debenture     $ 35 $ 258  
Interest rates     8.00%    
Warrants were issued to related parties 35,831        
Fair value of warrants were issued to related parties $ 28        
Debentures [Member] | Bottom of range [member]          
Disclosure Of Transactions Between Related Parties [Line Items]          
Interest rates       10.00%  
Debentures [Member] | Top of range [member]          
Disclosure Of Transactions Between Related Parties [Line Items]          
Interest rates       18.00%