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Share Purchase Warrants (Details 1) - USD ($)
12 Months Ended
Feb. 28, 2019
Feb. 28, 2018
Feb. 28, 2017
Exercise price $ 0.20 $ 0.20
Warrant [Member]      
Number of warrants outstanding $ 18,275,000 $ 18,275,000 $ 18,275,000
Exercise price $ 0.40 $ 0.40 $ 0.40
Expiry date December 1, 2019