Annual report pursuant to Section 13 and 15(d)

Summary of significant accounting policies - Weighted average dilutive common shares (Details)

v3.20.2
Summary of significant accounting policies - Weighted average dilutive common shares (Details) - shares
12 Months Ended
Aug. 31, 2020
Aug. 31, 2019
Total potentially dilutive shares 3,294,949 466,471
Options [Member]    
Total potentially dilutive shares 1,398,740 50,749
Senior Secured Convertible Notes [Member]    
Total potentially dilutive shares   308,312
Warrant [Member]    
Total potentially dilutive shares 1,896,209 107,410