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Note 11 - Commitments and Contingencies (Details Textual) - USD ($) $ in Thousands |  | 3 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Oct. 16, 2023 | Dec. 31, 2023 | Jan. 17, 2024 | Dec. 31, 2022 | Nov. 17, 2022
Belyntic Acquisition [Member] |  |  |  |  |
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability |  | $ 188 |  |  |
Belyntic Acquisition [Member] | Subsequent Event [Member] |  |  |  |  |
Business Combination, Contingent Consideration, Liability, Current |  |  | $ 563 |  |
Belyntic Acquisition [Member] | Other Long-term Liabilities [Member] |  |  |  |  |
Business Combination, Contingent Consideration, Liability, Noncurrent |  | 1,067 |  | $ 1,500 | $ 1,500
GKE Acquisition [Member] |  |  |  |  |
Business Combination, Consideration Transferred, Liabilities Incurred | $ 9,500 | $ 9,500 |  |  |

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