Quarterly report [Sections 13 or 15(d)]

Stockholders' Equity - Additional Information (Detail)

v3.25.3
Stockholders' Equity - Additional Information (Detail) - USD ($)
 1 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
Dec. 23, 2022
Apr. 08, 2022
May 30, 2012
Aug. 31, 2025
Aug. 31, 2024
Aug. 31, 2025
Aug. 31, 2024
Nov. 30, 2024
Mar. 26, 2024
Dec. 01, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Granted, Shares           103,000        
Weighted average grant date fair value of options granted           $ 2.58 $ 3.13      
O 2025 Q1 Dividends [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Date declared           Jan. 24, 2025        
Dividends declared           $ 0.25        
Date of record           Feb. 14, 2025        
Dividend payable date           Feb. 28, 2025        
O 2025 Q2 Dividends [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Date declared       May 07, 2025            
Dividends declared       $ 0.15            
Date of record       May 21, 2025            
Dividend payable date       May 30, 2025            
Service-Based Vesting Condition Options [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Granted, Shares           103,000        
Exercised, Weighted Average Exercise Price           $ 3.08        
Number of share issued to option holder       7,500 373 7,500 373      
Options exercised       $ 23,101 $ 1,002 $ 23,101 $ 1,002      
Unrecognized compensation cost related to non-vested share-based compensation arrangements granted       262,000   262,000        
Performance and Market-Based Vesting Condition Options [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Unrecognized compensation cost related to non-vested share-based compensation arrangements granted       0   0        
Market Based Vesting Condition Options [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Weighted-average period   7 years                
Market Based Vesting Condition Options [Member] | Selling, General and Administrative Expenses [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Share based compensation options fair value       $ 0 98,000 $ 80,000 294,000      
2006 Plan [Member] | Employee Stock Option                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Common stock for issuance pursuant to stock options or restricted stock       1,000,000   1,000,000        
Option issued       7,500   7,500   15,000    
Shares issued under stock incentive plan       0   0        
2012 Plan [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Common stock for issuance pursuant to stock options or restricted stock                   1,500,000
Shares issued under stock incentive plan       0   0        
2012 Plan [Member] | Service Based Stock Options [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Granted, Shares           188,578   188,578    
2012 Plan [Member] | Service Based Restricted Shares [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Granted, Shares           129,729   129,729    
2012 Plan [Member] | Performance Based Options [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Granted, Shares           530,851   530,851    
2012 Plan [Member] | Market Based Options [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Granted, Shares           116,218   116,218    
2012 Plan [Member] | Employee Stock Option                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Increase in common stock reserved for issuance     2,500,000              
2022 Equity Incentive Plan [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Common stock for issuance pursuant to stock options or restricted stock   1,500,000                
Shares issued under stock incentive plan       621,700   621,700        
2022 Equity Incentive Plan [Member] | Service Based Stock Options [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Granted, Shares           348,300   290,300    
2022 Equity Incentive Plan [Member] | Market Based Options [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Granted, Shares           475,000   475,000    
Employment Agreements [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Employee agreements period 2 years                  
Extended employment agreements period 1 year                  
Employment Agreements [Member] | Performance and Market-Based Vesting Condition Options [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Unrecognized compensation cost related to non-vested share-based compensation arrangements granted       $ 0   $ 0        
Employment Agreements [Member] | Market Based Vesting Condition Options [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Weighted-average period 5 years                  
Employment Agreements [Member] | Market Based Vesting Condition Options [Member] | Selling, General and Administrative Expenses [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Share based compensation options fair value       $ 0 $ 0 $ 0 $ 52,000      
Stock Option [Member] | Service-Based Vesting Condition Options [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Granted, Shares       0 0 103,000 103,000      
Weighted-average period           1 year 11 months 4 days        
Total fair value of shares vested           $ 336,000        
Stock Option [Member] | Market Based Vesting Condition Options [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Granted, Shares   400,000                
Exercised, Weighted Average Exercise Price   $ 12.27                
Price per share   25                
Weighted average grant date fair value of options granted   $ 2.79                
Stock Option [Member] | Market Based Vesting Condition Options [Member] | David Portnoy [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Granted, Shares   280,000                
Stock Option [Member] | Market Based Vesting Condition Options [Member] | Mark Portnoy [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Granted, Shares   100,000                
Stock Option [Member] | Market Based Vesting Condition Options [Member] | Oleg Mikulinksy [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Granted, Shares   20,000                
Stock Option [Member] | Employment Agreements [Member] | Market Based Vesting Condition Options [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Exercised, Weighted Average Exercise Price $ 4.3                  
Price per share 8               $ 8  
Weighted average grant date fair value of options granted $ 1.76                  
Stock Option [Member] | Employment Agreements [Member] | Market Based Vesting Condition Options [Member] | David Portnoy [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Granted, Shares 50,000                  
Stock Option [Member] | Employment Agreements [Member] | Market Based Vesting Condition Options [Member] | Mark Portnoy [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Granted, Shares 25,000