Annual report pursuant to Section 13 and 15(d)

Commitments - Additional Information (Details)

v3.20.2
Commitments - Additional Information (Details) - USD ($)
12 Months Ended
Aug. 31, 2020
Aug. 31, 2019
Jul. 09, 2019
Apr. 15, 2016
Employer contribution plan $ 0 $ 0    
Irvine Facility [Member]        
Term of operating lease       5 years
Repurchase of Common Shares     10