Quarterly report pursuant to Section 13 or 15(d)

Commitments - Additional Information (Details)

v3.21.1
Commitments - Additional Information (Details) - USD ($)
shares in Millions
3 Months Ended 6 Months Ended
Feb. 28, 2021
Feb. 29, 2020
Feb. 28, 2021
Feb. 29, 2020
Jul. 09, 2019
Apr. 15, 2016
Employer contribution plan $ 0 $ 0 $ 0 $ 0    
Repurchase of Common Stock         10  
Irvine Facility [Member]            
Term of operating lease           5 years