Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Summary of Non-Vested Options (Detail)

v3.10.0.1
Stockholders' Equity - Summary of Non-Vested Options (Detail) - $ / shares
9 Months Ended
Aug. 31, 2018
Aug. 31, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]    
Non-vested at November 30, 2017 39,168  
Granted, Shares 51,636  
Vested, Shares (50,550)  
Forfeited, Shares 0  
Non-vested at August 31, 2018 40,254  
Non-vested at November 30, 2017, Weighted Average Grant-Date Fair Value $ 2.41  
Granted, Weighted Average Grant-Date Fair Value 3.23 $ 3.25
Vested, Weighted Average Grant-Date Fair Value 2.73  
Forfeited, Weighted Average Grant-Date Fair Value 0  
Non-vested at August 31, 2018, Weighted Average Grant-Date Fair Value $ 3.06