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Balance Sheets (Parenthetical) - $ / shares
Nov. 30, 2019
Feb. 28, 2019
Statement of Financial Position [Abstract]    
Common stock, par value $ 0.0001 $ 0.0001
Common stock, shares authorized 150,000,000 150,000,000
Common stock, shares issued 55,230,787 53,714,145
Common stock, shares outstanding 55,230,787 53,714,145