Note 15 - Income Taxes - Reconciliation of the Statutory Federal Income Tax Rate (Details)	12 Months Ended
Nov. 30, 2024	Nov. 30, 2023
Statutory federal income tax rate	21.00%	21.00%
State taxes (net of federal)	4.50%	4.90%
Permanent Differences and Other	4.80%	4.00%
Effective Income Tax Rate Reconciliation, Percent	30.30%	29.90%

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to revisions of previously reported income tax expense.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
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-Name Accounting Standards Codification
-Section 50
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-Subparagraph (b)(3)
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-URI https://asc.fasb.org/1943274/2147482685/740-10-50-12

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit).

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
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