Annual report pursuant to Section 13 and 15(d)

Description of Business and Summary of Significant Accounting Policies - Additional Information 1 (Detail)

v3.20.4
Description of Business and Summary of Significant Accounting Policies - Additional Information 1 (Detail) - Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2020-12-01
Nov. 30, 2020
USD ($)
Business, Basis of Presentation and Significant Accounting Policies [Line Items]  
Deferred revenue current $ 9,183,450
Deferred revenue recognition period 12 months