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Stockholders' Equity - Significant Option Groups Outstanding and Exercisable Option and its Price and Contractual Life (Detail) | 3 Months Ended
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Feb. 29, 2024 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Outstanding, Outstanding | shares | 507,278
Outstanding, Weighted Average Remaining Contractual Life (Years) | 4 years 4 months 6 days
Outstanding, Weighted Average Exercise Price | $ 7.14
Exercisable, Outstanding | shares | 367,868
Exercisable, Weighted Average Exercise Price | $ 7.48
Range 1 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Range of Exercise Prices Minimum | 3.01
Range of Exercise Prices Maximum | $ 4
Outstanding, Outstanding | shares | 25,000
Outstanding, Weighted Average Remaining Contractual Life (Years) | 1 year 11 months 8 days
Outstanding, Weighted Average Exercise Price | $ 3.13
Exercisable, Outstanding | shares | 25,000
Exercisable, Weighted Average Exercise Price | $ 3.13
Range 2 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Range of Exercise Prices Minimum | 4.01
Range of Exercise Prices Maximum | $ 5
Outstanding, Outstanding | shares | 123,600
Outstanding, Weighted Average Remaining Contractual Life (Years) | 4 years 4 months 6 days
Outstanding, Weighted Average Exercise Price | $ 4.7
Exercisable, Outstanding | shares | 76,015
Exercisable, Weighted Average Exercise Price | $ 4.68
Range 3 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Range of Exercise Prices Minimum | 5.01
Range of Exercise Prices Maximum | $ 6
Outstanding, Outstanding | shares | 28,000
Outstanding, Weighted Average Remaining Contractual Life (Years) | 4 years 9 months 25 days
Outstanding, Weighted Average Exercise Price | $ 5.88
Exercisable, Outstanding | shares | 9,332
Exercisable, Weighted Average Exercise Price | $ 5.88
Range 4 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Range of Exercise Prices Minimum | 6.01
Range of Exercise Prices Maximum | $ 7
Outstanding, Outstanding | shares | 89,433
Outstanding, Weighted Average Remaining Contractual Life (Years) | 5 years 1 month 28 days
Outstanding, Weighted Average Exercise Price | $ 6.48
Exercisable, Outstanding | shares | 39,430
Exercisable, Weighted Average Exercise Price | $ 6.48
Range 5 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Range of Exercise Prices Minimum | 7.01
Range of Exercise Prices Maximum | $ 8
Outstanding, Outstanding | shares | 151,145
Outstanding, Weighted Average Remaining Contractual Life (Years) | 5 years 25 days
Outstanding, Weighted Average Exercise Price | $ 7.54
Exercisable, Outstanding | shares | 142,593
Exercisable, Weighted Average Exercise Price | $ 7.51
Range 6 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Range of Exercise Prices Minimum | 9.01
Range of Exercise Prices Maximum | $ 10
Outstanding, Outstanding | shares | 29,000
Outstanding, Weighted Average Remaining Contractual Life (Years) | 4 years 3 days
Outstanding, Weighted Average Exercise Price | $ 9.37
Exercisable, Outstanding | shares | 16,233
Exercisable, Weighted Average Exercise Price | $ 9.34
Range 7 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Range of Exercise Prices Minimum | 12.01
Range of Exercise Prices Maximum | $ 13
Outstanding, Outstanding | shares | 16,653
Outstanding, Weighted Average Remaining Contractual Life (Years) | 6 years 5 months 23 days
Outstanding, Weighted Average Exercise Price | $ 12.54
Exercisable, Outstanding | shares | 14,818
Exercisable, Weighted Average Exercise Price | $ 12.55
Range 8 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Range of Exercise Prices Minimum | 13.01
Range of Exercise Prices Maximum | $ 14
Outstanding, Outstanding | shares | 44,447
Outstanding, Weighted Average Remaining Contractual Life (Years) | 9 months 25 days
Outstanding, Weighted Average Exercise Price | $ 13.5
Exercisable, Outstanding | shares | 44,447
Exercisable, Weighted Average Exercise Price | $ 13.5

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