Annual report pursuant to Section 13 and 15(d)

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

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Income Taxes - Summary of Federal Statutory Rate to Pretax Income (Detail) - USD ($)
12 Months Ended
Nov. 30, 2022
Nov. 30, 2021
Income Tax Disclosure [Abstract]    
Tax at federal statutory rate, Amount $ 696,979 $ 548,358
State income tax effect, Amount 50,556 175,654
Change in valuation allowance, Amount (8,865) 20,262
Tax compensation differences, Amount 15,313 212,217
Permanent disallowances, Amount 8,266 34,356
Deferred repricing, Amount (126,306) (334,874)
Other, Amount (8,376) (93,976)
Foreign tax credits, Amount (80,027)  
Foreign tax withholding, Amount   (34,287)
Income tax expense $ 547,540 $ 527,710
Tax at Federal Statutory Rate 21.00% 21.00%
State Income Tax Effect, Rate 1.52% 6.73%
Change in Valuation Allowance, Rate (0.27%) 0.77%
Tax Compensation Differences, Rate 0.46% 8.13%
Permanent Disallowances, Rate 0.25% 1.31%
Deferred Repricing, Rate 3.81% (12.82%)
Other, Rate 0.24% (3.60%)
Foreign tax credits, Rate (2.41%) 0.00%
Foreign tax withholding, Rate 0.00% (1.31%)
Total income taxes, Rate 16.50% 20.21%