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

Note 20 - Financial Instruments - Interest Rate Risk (Details)

v3.8.0.1
Note 20 - Financial Instruments - Interest Rate Risk (Details)
1 Months Ended 12 Months Ended 13 Months Ended
Feb. 28, 2017
Mar. 31, 2018
Mar. 31, 2017
Unsecured convertible debentures [member]      
Statement Line Items [Line Items]      
Cash and cash equivalents Long-term fixed interest rate Long-term fixed interest rate Long-term fixed interest rate
Cash and cash equivalents [member]      
Statement Line Items [Line Items]      
Cash and cash equivalents Short-term fixed interest rate Short-term fixed interest rate Short-term fixed interest rate