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Note 11 - Intangible Assets - Intangible Assets (Details) - USD ($) $ in Thousands | Jul. 31, 2022 | Oct. 31, 2021
--- | --- | ---
Amortizable intangible assets, net | $ 15,728 | $ 2,739
Non-amortizable intangible assets, trademarks | 1,174 | 1,174
Trademarks [Member] |  |
Non-amortizable intangible assets, trademarks | 1,174 | 1,174
Noncompete Agreements [Member] |  |
Amortizable intangible assets, gross | 423 | 423
Accumulated amortization | (322) | (289)
Amortizable intangible assets, net | 101 | 134
Customer Relationships [Member] |  |
Amortizable intangible assets, gross | 6,058 | 5,058
Accumulated amortization | (2,978) | (2,711)
Amortizable intangible assets, net | 3,080 | 2,347
Order or Production Backlog [Member] |  |
Amortizable intangible assets, gross | 327 | 287
Accumulated amortization | (303) | (287)
Amortizable intangible assets, net | 24 | 0
Patents [Member] |  |
Amortizable intangible assets, gross | 368 | 368
Accumulated amortization | (135) | (110)
Amortizable intangible assets, net | 233 | 258
Trade Names [Member] |  |
Amortizable intangible assets, gross | 1,700 | 0
Accumulated amortization | (47) | 0
Amortizable intangible assets, net | 1,653 | 0
Technology-Based Intangible Assets [Member] |  |
Amortizable intangible assets, gross | 11,100 | 0
Accumulated amortization | (463) | 0
Amortizable intangible assets, net | $ 10,637 | $ 0

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