Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Note 20 - Financial Instruments - Currency Risk (Details)

v3.8.0.1
Note 20 - Financial Instruments - Currency Risk (Details)
$ in Thousands
1 Months Ended 12 Months Ended 13 Months Ended
Feb. 28, 2017
CAD ($)
Mar. 31, 2018
CAD ($)
Mar. 31, 2017
CAD ($)
Mar. 01, 2017
CAD ($)
Currency risk for USD [member]        
Statement Line Items [Line Items]        
Foreign exchange currency exposures $ 3,318 $ 3,132 $ 3,023  
Average exchange rate 1.3113 1.2834 1.3134  
Closing exchange rate 1.3281 1.29 1.3299  
Currency risk for USD [member] | Trade and other payables [member]        
Statement Line Items [Line Items]        
Foreign exchange currency exposures $ (376) $ (3,924) $ (503)  
Currency risk for USD [member] | Cash and cash equivalents [member]        
Statement Line Items [Line Items]        
Foreign exchange currency exposures 3,691 7,024 3,524  
Currency risk for USD [member] | Marketable securities [member]        
Statement Line Items [Line Items]        
Foreign exchange currency exposures 26  
Currency risk for USD [member] | Receivables [member]        
Statement Line Items [Line Items]        
Foreign exchange currency exposures 3 6 2  
Currency risk for Euro [member]        
Statement Line Items [Line Items]        
Foreign exchange currency exposures $ (603) $ (627) $ (317)  
Average exchange rate 1.4434 1.5008 1.4424  
Closing exchange rate 1.4066 1.5898 1.4251  
Currency risk for Euro [member] | Trade and other payables [member]        
Statement Line Items [Line Items]        
Foreign exchange currency exposures $ (603) $ (627) $ (317)  
Currency risk for Euro [member] | Cash and cash equivalents [member]        
Statement Line Items [Line Items]        
Foreign exchange currency exposures  
Currency risk for Euro [member] | Marketable securities [member]        
Statement Line Items [Line Items]        
Foreign exchange currency exposures  
Currency risk for Euro [member] | Receivables [member]        
Statement Line Items [Line Items]        
Foreign exchange currency exposures  
Currency risk [member]        
Statement Line Items [Line Items]        
Decrease in net loss   $ 88 $ 139 $ 151