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

Note 21 - Financial Instruments - Financial Liabilities (Details)

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Note 21 - Financial Instruments - Financial Liabilities (Details) - CAD ($)
$ in Thousands
Mar. 31, 2019
Mar. 31, 2018
Statement Line Items [Line Items]    
Financial liabilities $ 18,572 $ 9,000
Not later than one year [member]    
Statement Line Items [Line Items]    
Financial liabilities 18,572 6,857
Later than one year and not later than three years [member]    
Statement Line Items [Line Items]    
Financial liabilities 2,143
Gross carrying amount [member]    
Statement Line Items [Line Items]    
Financial liabilities 18,246 8,309
Trade and other payables [member]    
Statement Line Items [Line Items]    
Financial liabilities 16,429 6,697
Trade and other payables [member] | Not later than one year [member]    
Statement Line Items [Line Items]    
Financial liabilities 16,429 6,697
Trade and other payables [member] | Later than one year and not later than three years [member]    
Statement Line Items [Line Items]    
Financial liabilities
Trade and other payables [member] | Gross carrying amount [member]    
Statement Line Items [Line Items]    
Financial liabilities 16,429 6,697
Unsecured convertible debentures [member]    
Statement Line Items [Line Items]    
Financial liabilities 2,143 2,303
Unsecured convertible debentures [member] | Not later than one year [member]    
Statement Line Items [Line Items]    
Financial liabilities 2,143 160
Unsecured convertible debentures [member] | Later than one year and not later than three years [member]    
Statement Line Items [Line Items]    
Financial liabilities 2,143
Unsecured convertible debentures [member] | Gross carrying amount [member]    
Statement Line Items [Line Items]    
Financial liabilities $ 1,817 $ 1,612