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Stockholders' Equity - Summary of Non-Vested Options (Detail) | 3 Months Ended
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Feb. 28, 2021 $ / shares shares
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |
Non-vested at November 30, 2020, Shares | shares | 93,380
Vested, Shares | shares | (23,720)
Non-vested at February 28, 2021, Shares | shares | 69,660
Non-vested at November 30, 2020, Weighted Average Grant-Date Fair Value | $ / shares | $ 4.65
Vested, Weighted Average Grant-Date Fair Value | $ / shares | 4.99
Non-vested at February 28, 2021, Weighted Average Grant-Date Fair Value | $ / shares | $ 4.53

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