Quarterly report pursuant to Section 13 or 15(d)

Description of Business and Summary of Significant Accounting Policies - Disaggregation of Revenue (Detail)

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Description of Business and Summary of Significant Accounting Policies - Disaggregation of Revenue (Detail) - USD ($)
3 Months Ended
Feb. 29, 2020
Feb. 28, 2019
Revenues $ 7,620,774 $ 7,495,112
Processing and Storage Fees [Member]    
Revenues 7,406,288 7,335,027
Public Banking Revenue [Member]    
Revenues 154,079 134,365
Product Revenue [Member]    
Revenues $ 60,407 $ 25,720