Quarterly report pursuant to Section 13 or 15(d)

Stock Based Compensation - Additional Information (Details)

v3.21.2
Stock Based Compensation - Additional Information (Details) - USD ($)
3 Months Ended 9 Months Ended
Jul. 01, 2020
May 31, 2021
May 31, 2020
May 31, 2021
May 31, 2020
Jul. 01, 2021
Jun. 04, 2021
Aug. 31, 2020
Number of shares authorized       715,000        
Exercise price (in dollars per share)       $ 3.07        
Par value per share   $ 0.0001   $ 0.0001     $ 0.0001 $ 0.0001
Options outstanding   1,826,548   1,826,548       1,398,740
Number of options available for grant to founder shareholders             3,000,000  
Vesting period 4 years              
Compensation expense   $ 444,000 $ 150,000 $ 1,363,000 $ 896,000      
Weighted average vesting period for unrecognized deferred share-based compensation (in years)       3 years 1 month 6 days        
Unrecognized deferred share-based compensation expense expected to be recognized   4,800,000   $ 4,800,000        
Share Based Compensation [Member]                
Compensation expense   444,000 75,000 1,363,000 745,000      
Aggregate intrinsic value   45,000   45,000        
Intrinsic value of options   45,000   45,000        
Share Based Compensation [Member] | Accounts payable and other accrued liabilities                
Compensation expense   $ 56,000 $ 75,000 $ 113,000 $ 150,000      
Minimum                
Number of shares of common stock issuable           250,000    
Maximum | Share Based Compensation [Member]                
Number of shares of common stock issuable           3,000,000    
Vesting on July 1, 2020                
Vesting percentage 25.00%              
Vesting period 1 year              
Vesting prior to July 1, 2020                
Vesting percentage       25.00%        
Contractual life       12 months