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Note 11 - Intangible Assets - Intangible Assets (Details) - USD ($) $ in Thousands | Jul. 31, 2023 | Oct. 31, 2022
--- | --- | ---
Finite-Lived Intangible Assets, Net | $ 14,017 | $ 15,296
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 | (367) | (334)
Finite-Lived Intangible Assets, Net | 56 | 89
Customer Relationships [Member] |  |
Non-compete agreement (estimated life 5 years) | 6,058 | 6,058
Accumulated amortization | (3,364) | (3,074)
Finite-Lived Intangible Assets, Net | 2,694 | 2,984
Order or Production Backlog [Member] |  |
Non-compete agreement (estimated life 5 years) | 327 | 327
Accumulated amortization | (327) | (313)
Finite-Lived Intangible Assets, Net | 0 | 14
Patents [Member] |  |
Non-compete agreement (estimated life 5 years) | 368 | 368
Accumulated amortization | (167) | (143)
Finite-Lived Intangible Assets, Net | 201 | 225
Trade Names [Member] |  |
Non-compete agreement (estimated life 5 years) | 1,700 | 1,700
Accumulated amortization | (161) | (76)
Finite-Lived Intangible Assets, Net | 1,539 | 1,624
Technology-Based Intangible Assets [Member] |  |
Non-compete agreement (estimated life 5 years) | 11,100 | 11,100
Accumulated amortization | (1,573) | (740)
Finite-Lived Intangible Assets, Net | $ 9,527 | $ 10,360

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