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Notes Payable - Summary of Interest Expense on Note Payable (Detail) - USD ($) | 3 Months Ended | 9 Months Ended
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Aug. 31, 2021 | Aug. 31, 2020 | Aug. 31, 2021 | Aug. 31, 2020
Interest Expense Debt [Abstract] |  |  |  |
Interest expense on notes payable | $ 25,862 | $ 63,560 | $ 99,294 | $ 254,945
Debt issuance costs | 12,390 | 20,193 | 47,462 | 67,012
Total interest expense | $ 38,252 | $ 83,753 | $ 146,756 | $ 321,957

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