Quarterly report pursuant to Section 13 or 15(d)

Stockholder's Equity - Stock Option Activity for Options (Detail)

v3.2.0.727
Stockholder's Equity - Stock Option Activity for Options (Detail) - USD ($)
 3 Months Ended 6 Months Ended 12 Months Ended
May. 31, 2015
May. 31, 2014
May. 31, 2015
May. 31, 2014
Nov. 30, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Granted 0 0 0 0  
Service-Based Vesting Condition Options [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Outstanding at November 30, 2014     997,266    
Granted     0    
Exercised     0    
Expired/forfeited     (12,502)    
Outstanding at May 31, 2015 984,764   984,764   997,266
Exercisable at May 31, 2015 976,428   976,428    
Outstanding at November 30, 2014, Weighted Average Exercise Price     $ 2.14    
Granted, Weighted Average Exercise Price     0    
Exercised, Weighted Average Exercise Price     0    
Expired/forfeited, Weighted Average Exercise Price     2.09    
Outstanding at May 31, 2015, Weighted Average Exercise Price $ 2.14   2.14   $ 2.14
Exercisable at May 31, 2015, Weighted Average Exercise Price $ 2.14   $ 2.14    
Outstanding at May 31, 2015, Weighted Average Remaining Contractual Term (Years)     5 years 4 months 24 days   5 years 10 months 2 days
Exercisable at May 31, 2015, Weighted Average Remaining Contractual Term (Years)     5 years 4 months 24 days    
Outstanding at November 30, 2014, Aggregate Intrinsic Value     $ 661,466    
Granted, Options     0    
Exercised, Options     0    
Expired/forfeited, Options     3,409    
Outstanding at May 31, 2015, Aggregate Intrinsic Value $ 348,536   348,536   $ 661,466
Exercisable at May 31, 2015, Aggregate Intrinsic Value $ 348,069   $ 348,069