Annual report pursuant to Section 13 and 15(d)

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

v3.20.4
Stockholders' Equity - Summary of Non-Vested Options (Detail) - $ / shares
12 Months Ended
Nov. 30, 2020
Nov. 30, 2019
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]    
Non-vested at November 30, 2019, Shares 125,234  
Granted, Shares 105,169  
Vested, Shares (137,023)  
Non-vested at November 30, 2020, Shares 93,380 125,234
Non-vested at November 30, 2019, Weighted Average Grant-Date Fair Value $ 4.70  
Granted, Weighted Average Grant-Date Fair Value 4.66 $ 5.02
Vested, Weighted Average Grant-Date Fair Value 4.70  
Non-vested at November 30, 2020, Weighted Average Grant-Date Fair Value $ 4.65 $ 4.70