Annual report pursuant to Section 13 and 15(d)

Stock Options (Detail Textuals)

v3.20.2
Stock Options (Detail Textuals) - $ / shares
12 Months Ended
Aug. 31, 2020
Aug. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Exercise price $ 0.39 $ 1.00
Term of expiration 5 years  
2019 Equity Incentive Plan | Directors Officers Employees And Consultants    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock options available for grant 7,838,713  
2014 Stock Option Plan | Directors Officers Employees And Consultants    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock options available for grant 2,107,500  
Stock Options 1    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Exercise price $ 0.55 1.27
Stock Options 1 | On grant    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of stock options vested on grant 3,962,000  
Stock Options 2    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Exercise price $ 0.43 $ 1.06
Stock Options 2 | Annually thereafter until fully vested    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of stock options expected to vest annually 886,000