Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Fair Value of Options Granted (Detail)

v3.20.4
Stockholders' Equity - Fair Value of Options Granted (Detail) - Service-Based Vesting Condition Options [Member]
12 Months Ended
Nov. 30, 2020
Nov. 30, 2019
Weighted average values:    
Expected dividends 0.00% 0.00%
Expected volatility 59.32% 64.02%
Risk free interest rate 1.12% 1.55%
Expected life 7 years 10 months 24 days 8 years 4 months 24 days