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Note 10 - Intangible Assets - Intangible Assets (Details) - USD ($) $ in Thousands | Apr. 30, 2024 | Oct. 31, 2023
--- | --- | ---
Finite-Lived Intangible Assets, Net | $ 12,751 | $ 13,595
Trademarks | 1,174 | 1,174
Trademarks [Member] |  |
Trademarks | 1,174 | 1,174
Noncompete Agreements [Member] |  |
Non-compete agreement (estimated life 5 years) | 423 | 423
Accumulated amortization | (400) | (378)
Finite-Lived Intangible Assets, Net | 23 | 45
Customer Relationships [Member] |  |
Non-compete agreement (estimated life 5 years) | 6,058 | 6,058
Accumulated amortization | (3,654) | (3,461)
Finite-Lived Intangible Assets, Net | 2,404 | 2,597
Order or Production Backlog [Member] |  |
Non-compete agreement (estimated life 5 years) | 327 | 327
Accumulated amortization | (327) | (327)
Finite-Lived Intangible Assets, Net | 0 | 0
Patents [Member] |  |
Non-compete agreement (estimated life 5 years) | 368 | 368
Accumulated amortization | (192) | (176)
Finite-Lived Intangible Assets, Net | 176 | 192
Trade Names [Member] |  |
Non-compete agreement (estimated life 5 years) | 1,700 | 1,700
Accumulated amortization | (247) | (189)
Finite-Lived Intangible Assets, Net | 1,453 | 1,511
Technology-Based Intangible Assets [Member] |  |
Non-compete agreement (estimated life 5 years) | 11,100 | 11,100
Accumulated amortization | (2,405) | (1,850)
Finite-Lived Intangible Assets, Net | $ 8,695 | $ 9,250

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