Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Additional Information (Detail)

v3.10.0.1
Stockholders' Equity - Additional Information (Detail) - USD ($)
1 Months Ended 3 Months Ended 12 Months Ended
May 31, 2012
Feb. 28, 2017
Nov. 30, 2018
Nov. 30, 2017
Nov. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Granted, Shares     51,636    
Weighted average grant date fair value     $ 3.23 $ 3.23  
Shares earned paid in cash       $ 444,000  
Stock compensation, number of shares opted to lump sum cash payment     30,000    
Amended And Restated Employment Agreement [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Unrecognized compensation costs     $ 0 0  
Second Amendment Agreement [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Unrecognized compensation costs     $ 0 $ 40,000  
Description on second amendment to employment agreement     The Amendment provides for the grant of shares of the Company’s common stock based on certain performance measures being attained by the Company during fiscal year 2016 and fiscal year 2017. The Amendment states if Executive is employed by the Company on November 30, 2016 and November 30, 2017, then no later than February 28, 2017 and February 28, 2018, respectively, the Company will grant Executive up to 20,000 shares of restricted stock based on performance as set forth in the Amendment.    
David Portnoy [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Common stock for issuance pursuant to stock options or restricted stock       186,487 186,487
Shares granted during period       91,801 183,145
Shares earned during period       121,801  
Stock compensation, number of shares opted to lump sum cash payment       30,000  
Mark Portnoy [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Common stock for issuance pursuant to stock options or restricted stock       162,163 162,163
Shares granted during period       75,915 159,257
Shares earned during period       105,915  
Stock compensation, number of shares opted to lump sum cash payment       30,000  
Oleg Mikulinksy [Member] | Second Amendment Agreement [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Common stock for issuance pursuant to stock options or restricted stock   20,000      
Share based compensation options fair value       $ 80,000  
Shares granted during period   19,620   14,729  
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     380,000 457,250  
Shares issued under stock incentive plan     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] | 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        
Service Based Stock Options [Member] | 2012 Plan [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Granted, Shares     621,365 569,729  
Service Based Restricted Shares [Member] | 2012 Plan [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Granted, Shares     129,729 129,729  
Performance Based Options [Member] | 2012 Plan [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Granted, Shares     823,415 825,221  
Market Based Options [Member] | 2012 Plan [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Granted, Shares     116,240 116,240  
Service-Based Vesting Condition Options [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Granted, Shares     51,636    
Options outstanding     1,001,365 1,026,979  
Service-Based Vesting Condition Options [Member] | 2006 Plan [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Unrecognized compensation cost related to non-vested share-based compensation arrangements granted     $ 98,000    
Service-Based Vesting Condition Options [Member] | 2012 Plan [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Unrecognized compensation cost related to non-vested share-based compensation arrangements granted     $ 98,000    
Performance Shares [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Granted, Shares       0  
Options outstanding       0  
Market-Based Vesting Condition Options [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Granted, Shares       0  
Options outstanding       0  
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     2,666    
Market-Based Vesting Condition Options [Member] | David Portnoy [Member] | Share-based Compensation Award, Tranche One [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares forfeited during period     15,756    
Market-Based Vesting Condition Options [Member] | Mark Portnoy [Member] | Share-based Compensation Award, Tranche One [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares forfeited during period     13,332    
Market-Based Vesting Condition Options [Member] | Selling, General and Administrative Expenses [Member] | Share-based Compensation Award, Tranche One [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share based compensation options fair value     $ 95,000    
Market-Based Vesting Condition 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     $ 9,300    
Performance and Market-Based Vesting Condition Options [Member] | David Portnoy [Member] | Share-based Compensation Award, Tranche One [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares granted during period     47,273    
Performance and Market-Based Vesting Condition Options [Member] | Mark Portnoy [Member] | Share-based Compensation Award, Tranche One [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares granted during period     40,000    
Performance and Market-Based Vesting Condition Options [Member] | Oleg Mikulinksy [Member] | Share-based Compensation Award, Tranche Two [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares granted during period     8,000    
Performance and Market-Based Vesting Condition Options [Member] | Selling, General and Administrative Expenses [Member] | Share-based Compensation Award, Tranche One [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share based compensation options fair value     $ 144,300    
Performance and Market-Based Vesting Condition 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     13,500    
Restricted Common Shares [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 $ 496,000  
Share based compensation options fair value       $ 756,000  
Stock Option [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Number of share issued to option holder     63,750 33,031  
Options exercised     $ 170,925 $ 64,696  
Stock Option [Member] | Service-Based Vesting Condition Options [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Weighted-average period     1 year 3 days    
Total fair value of shares vested     $ 138,000