Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Stock Option Activity (Detail)

v3.19.3.a.u2
Stockholders' Equity - Stock Option Activity (Detail) - USD ($)
12 Months Ended
Nov. 30, 2019
Nov. 30, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Granted 143,409  
Service-Based Vesting Condition Options [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Outstanding at November 30, 2018 1,001,365  
Granted 143,409  
Exercised (2,500)  
Expired/forfeited (52,500)  
Outstanding at November 31, 2019 1,089,774 1,001,365
Exercisable at November 30, 2019 964,540  
Outstanding at November 30, 2018, Weighted Average Exercise Price $ 2.77  
Granted, Weighted Average Exercise Price 7.55  
Exercised, Weighted Average Exercise Price 2.28  
Expired/forfeited, Weighted Average Exercise Price 4.82  
Outstanding at November 30, 2019, Weighted Average Exercise Price 3.30 $ 2.77
Exercisable at November 30, 2019, Weighted Average Exercise Price $ 2.75  
Outstanding, Weighted Average Remaining Contractual Term (Years) 3 years 10 months 27 days 3 years 11 months 19 days
Exercisable at November 30, 2019, Weighted Average Remaining Contractual Term (Years) 3 days  
Outstanding at November 30, 2018 $ 4,580,967  
Granted 4,851  
Exercised 14,175  
Expired/forfeited 143,450  
Outstanding at November 30, 2019 4,648,111 $ 4,580,967
Exercisable at November 30, 2019 $ 4,644,277