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Note 14 - Equity Incentive Plan and Stock Based Compensation - Summary of Stock-based Compensation Expense (Details) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
May 31, 2022 | May 31, 2021 | May 31, 2022 | May 31, 2021
Stock-based compensation expense | $ 88,413 | $ 79,745 | $ 157,265 | $ 141,799
Treasury share repurchase expense | (57,527) | (12,175) | (92,432) | (30,471)
Stock-based compensation expense net of treasury repurchases | $ 30,886 | $ 67,570 | $ 64,833 | $ 111,328
Shares issued (in shares) |  |  | 101,167 | 103,500

X
- Definition Represents the amount of share-based compensation expense recorded during the period, including treasury share repurchase expense. + References No definition available. + Details
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X
- Definition Represents the amount of treasury share repurchase expense associated with share-based compensation during the period. + References No definition available. + Details
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X
- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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