Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Additional Information (Detail)

v3.22.1
Stockholders' Equity - Additional Information (Detail) - USD ($)
1 Months Ended 3 Months Ended 12 Months Ended
Feb. 27, 2020
Sep. 04, 2019
May 18, 2018
Dec. 20, 2019
Aug. 31, 2012
Feb. 28, 2022
Feb. 28, 2021
Nov. 30, 2021
Dec. 01, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Plan modification description and terms           The options were issued under the Company’s 2012 Stock Plan and vested 1/3 upon grant, 1/3 on December 1, 2020 and the remaining 1/3 on November 30, 2021.      
Selling, General and Administrative Expenses [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      
Share based compensation options fair value           0 $ 40,000    
David Portnoy [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Granted, Shares       23,636          
Mark Portnoy [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Granted, Shares       20,000          
Oleg Mikulinksy [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Granted, Shares     8,000            
Unrecognized compensation cost related to non-vested share-based compensation arrangements granted           0      
Service-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           $ 171,000      
Performance and Market-Based Vesting Condition Options [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Plan modification description and terms           These options were issued under the Company’s 2012 Stock Plan and vested 1/3 upon date of grant, 1/3 on December 1, 2020 and 1/3 on November 30, 2021.      
Market Based Vesting Condition Options [Member] | Share-based Compensation Award, Tranche Two [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Shares forfeited during period 1,333 4,444              
Market Based Vesting Condition Options [Member] | September 4, 2019 Granted Options [Member] | Selling, General and Administrative Expenses [Member] | Share-based Compensation Award, Tranche Two [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Share based compensation options fair value           $ 0 200    
Market Based Vesting Condition Options [Member] | February 27, 2020 Granted Options [Member] | Selling, General and Administrative Expenses [Member] | Share-based Compensation Award, Tranche Two [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Share based compensation options fair value           $ 0 $ 1,000    
2006 Plan [Member] | Employee Stock 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           1,000,000      
Option issued           45,000   75,000  
Shares issued under stock incentive plan           0      
Granted, Shares           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      
2012 Plan [Member] | Service Based Stock Options [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Granted, Shares           428,427   460,943  
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 Incentive Plan [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Increase in common stock reserved for issuance         2,500,000        
Granted, Shares           0      
Stock Option [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Number of share issued to option holder           10,000 25,300    
Options exercised           $ 32,000 $ 191,622    
Stock Option [Member] | Service-Based Vesting Condition Options [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Granted, Shares           0 0    
Weighted-average period           2 years 7 months 2 days      
Total fair value of shares vested           $ 29,000      
Stock Option [Member] | Market Based Vesting Condition Options [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Granted, Shares           0 0