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CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
Nov. 30, 2018
Aug. 31, 2018
Statement of Financial Position [Abstract]    
Common stock, shares authorized 220,000,000 220,000,000
Common stock, par value per share (in dollars per share) $ 0.001 $ 0.001
Common stock, shares, issued 77,120,421 75,533,471
Common stock, shares, outstanding 77,120,421 75,533,471