Quarterly report pursuant to Section 13 or 15(d)

Common Shares and Warrants (Details 3)

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Common Shares and Warrants (Details 3) - $ / shares
 3 Months Ended
Nov. 30, 2018
Aug. 31, 2018
Aug. 31, 2017
Number of Warrants 3,951,799 3,286,274 8,844,506
Weighted Average Remaining Contractual Life 1 year 5 months 23 days    
Weighted Average Exercise Price $ 1.11    
Warrants 1      
Number of Warrants 250,000    
Weighted Average Remaining Contractual Life 1 month 10 days    
Weighted Average Exercise Price $ 0.44    
Warrants 2      
Number of Warrants 564,265    
Weighted Average Remaining Contractual Life 4 months 2 days    
Weighted Average Exercise Price $ 0.6    
Warrants 3      
Number of Warrants 212,209    
Weighted Average Remaining Contractual Life 4 months 2 days    
Weighted Average Exercise Price $ 0.42    
Warrants 4      
Number of Warrants 200,000    
Weighted Average Remaining Contractual Life 6 months 18 days    
Weighted Average Exercise Price $ 0.295    
Warrants 5      
Number of Warrants 750,000    
Weighted Average Remaining Contractual Life 2 years 10 months 10 days    
Weighted Average Exercise Price $ 0.14    
Warrants 6      
Number of Warrants 250,000    
Weighted Average Remaining Contractual Life 1 year    
Weighted Average Exercise Price $ 0.83    
Warrants 7      
Number of Warrants 500,000    
Weighted Average Remaining Contractual Life 1 year 1 month 17 days    
Weighted Average Exercise Price $ 1.83    
Warrants 8      
Number of Warrants 250,000    
Weighted Average Remaining Contractual Life 2 years 5 months 23 days    
Weighted Average Exercise Price $ 1.55    
Warrants 9      
Number of Warrants 975,325    
Weighted Average Remaining Contractual Life 1 year 11 months 1 day    
Weighted Average Exercise Price $ 2.25