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Related party transactions (Details Narrative) - CAD ($)
$ in Thousands
1 Months Ended 12 Months Ended
Jun. 28, 2019
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Minimum [member]        
Statement Line Items [Line Items]        
Interest rates   10.00% 10.00% 12.00%
Maximum [member]        
Statement Line Items [Line Items]        
Interest rates   18.00% 18.00% 18.20%
Debentures [Member]        
Statement Line Items [Line Items]        
Due to related parties   $ 348 $ 3,300  
Interest on debenture   $ 258 $ 538 $ 498
Debentures [Member] | Minimum [member]        
Statement Line Items [Line Items]        
Interest rates   10.00% 12.00%  
Debentures [Member] | Maximum [member]        
Statement Line Items [Line Items]        
Interest rates   18.00% 18.00%  
Director [Member]        
Statement Line Items [Line Items]        
Proceeds from related party $ 2,100