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Summary of Significant Accounting Policies (Details 1) - USD ($)
3 Months Ended 12 Months Ended
Aug. 31, 2019
May 31, 2019
Feb. 28, 2019
Nov. 30, 2018
Aug. 31, 2018
May 31, 2018
Feb. 28, 2018
Nov. 30, 2017
Aug. 31, 2019
Aug. 31, 2018
Numerator:                    
Loss available to common stockholders' $ (3,386,584) $ (987,342) $ (826,836) $ (1,686,916) $ (1,221,035) $ (1,444,896) $ (1,489,463) $ (2,699,153) $ (6,887,678) $ (6,854,547)
Denominator:                    
Weighted average number of common shares outstanding                 48,986,720 36,020,453
Basic and diluted EPS $ 0.06 $ 0.02 $ 0.02 $ 0.03 $ (0.03) $ (0.04) $ (0.04) $ (0.08) $ (0.14) $ (0.19)
The shares listed below were not included in the computation of diluted losses per share because to do so would have been antidilutive for the periods presented:                    
Stock options                 2,777,334 1,291,334
Warrants                 19,483,517 2,816,850
Convertible debt                 3,165,800
Warrants issuable upon conversion of debt (See "NOTE 3 - Debt" above)                 3,165,800
Total shares not included in the computation of diluted losses per share                 22,260,851 10,439,784