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

Note 16 - Share-based Payments - Weighted Average Assumptions (Details)

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Note 16 - Share-based Payments - Weighted Average Assumptions (Details) - CAD ($)
12 Months Ended 13 Months Ended
Mar. 31, 2018
Feb. 28, 2017
Feb. 29, 2016
Mar. 31, 2017
Statement Line Items [Line Items]        
Exercise price $ 1.75 $ 1.69 $ 4.65 $ 1.69
Share price $ 1.75 $ 1.69 $ 4.65 $ 1.69
Dividend
Risk-free interest 1.21% 0.87% 0.66% 0.87%
Estimated life (in years) 5.89 4.94 4.2 4.94
Expected volatility 82.40% 123.50% 65.63% 123.50%