Annual report pursuant to Section 13 and 15(d)

Summary of significant accounting policies (Details 3)

v3.19.3.a.u2
Summary of significant accounting policies (Details 3) - shares
12 Months Ended
Aug. 31, 2019
Aug. 31, 2018
Total potentially dilutive shares 26,000,995 9,138,605
Warrant [Member]    
Total potentially dilutive shares 4,296,361 3,778,796
Senior Secured Convertible Notes [Member]    
Total potentially dilutive shares 19,674,702 4,016,064
Options [Member]    
Total potentially dilutive shares 2,029,932 1,343,745