Annual report pursuant to Section 13 and 15(d)

Income Taxes - Summary of Federal Statutory Rate to Pretax Income (Detail)

v3.20.4
Income Taxes - Summary of Federal Statutory Rate to Pretax Income (Detail) - USD ($)
12 Months Ended
Nov. 30, 2020
Nov. 30, 2019
Income Tax Disclosure [Abstract]    
Tax at Federal Statutory Rate, Amount $ 1,061,885 $ 733,198
State Income Tax Effect, Amount 282,514 220,527
Change in Valuation Allowance, Amount (147,528) 12,158
Tax Compensation Differences, Amount 6,870 26,330
Permanent Disallowances, Amount 55,372 76,775
Deferred Repricing, Amount 80,692 12,375
Other, Amount 74,922 19,278
Foreign tax credits, Amount (68,102) (108,150)
Foreign tax withholding, Amount 68,102 108,150
Income Tax Expense $ 1,414,727 $ 1,100,641
Tax at Federal Statutory Rate 21.00% 21.00%
State Income Tax Effect, Rate 5.59% 6.32%
Change in Valuation Allowance, Rate (2.92%) 0.35%
Tax Compensation Differences, Rate 0.14% 0.75%
Permanent Disallowances, Rate 1.10% 2.20%
Deferred Repricing, Rate 1.60% 0.35%
Other, Rate 1.47% (0.10%)
Foreign tax credits, Rate (1.35%) (3.10%)
Foreign tax withholding, Rate 1.35% 3.10%
Total income taxes, Rate 27.98% 30.87%