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Note 18 - Segment Information (Details Textual) | 9 Months Ended |  |
--- | --- | --- | ---
Aug. 31, 2023 | Nov. 30, 2023 USD ($) | Nov. 30, 2022 USD ($)
Number of Reportable Segments | 2 |  |
Property, Plant and Equipment [Member] | Operating Segments [Member] | Agricultural Products [Member] |  |  |
Finance Lease, Right-of-Use Asset, after Accumulated Amortization |  | $ 118,000 | $ 532,000
Property, Plant and Equipment [Member] | Operating Segments [Member] | Tools [Member] |  |  |
Finance Lease, Right-of-Use Asset, after Accumulated Amortization |  | $ 17,000 |

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- Definition Amount, after accumulated amortization, of right-of-use asset from finance lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479041/842-20-45-1 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-18 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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- Details
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- Details
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Period Type: |