Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Stock Option Activity (Detail)

v3.10.0.1
Stockholders' Equity - Stock Option Activity (Detail) - USD ($)
12 Months Ended
Nov. 30, 2018
Nov. 30, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Granted 51,636  
Service-Based Vesting Condition Options [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Outstanding at November 30, 2017 1,026,979  
Granted 51,636  
Exercised (63,750)  
Expired/forfeited (13,500)  
Outstanding at November 30, 2018 1,001,365 1,026,979
Exercisable at November 30, 2018 961,111  
Outstanding at November 30, 2017, Weighted Average Exercise Price $ 2.50  
Granted, Weighted Average Exercise Price 7.85  
Exercised, Weighted Average Exercise Price 2.68  
Expired/forfeited, Weighted Average Exercise Price 2.18  
Outstanding at November 30, 2018, Weighted Average Exercise Price 2.77 $ 2.50
Exercisable at November 30, 2018, Weighted Average Exercise Price $ 2.58  
Outstanding, Weighted Average Remaining Contractual Term (Years) 3 years 11 months 19 days 4 years 5 months 23 days
Exercisable at November 30, 2018, Weighted Average Remaining Contractual Term (Years) 3 years 11 months 4 days  
Outstanding at November 30, 2017 $ 5,706,107  
Granted 0  
Exercised 343,935  
Expired/forfeited 69,450  
Outstanding at November 30, 2018 4,580,967 $ 5,706,107
Exercisable at November 30, 2018 $ 4,562,016