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Note 6 - Intangible Assets, Including Goodwill - Intangible Assets (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Finite-Lived Intangible Assets, Gross | $ 35,640 | $ 33,464
Finite-Lived Intangible Assets, Accumulated Amortization | 12,121 | 9,402
Net book value of amortizable intangible assets | 23,519 | 24,062
Technology-Based Intangible Assets [Member] |  |
Finite-Lived Intangible Assets, Gross | 6,900 | 6,900
Finite-Lived Intangible Assets, Accumulated Amortization | 2,830 | 2,255
Purchased and Developed Software [Member] |  |
Finite-Lived Intangible Assets, Gross | 6,441 | 5,284
Finite-Lived Intangible Assets, Accumulated Amortization | 4,138 | 3,405
Internally Developed Software Platform [Member] |  |
Finite-Lived Intangible Assets, Gross | 7,129 | 6,080
Finite-Lived Intangible Assets, Accumulated Amortization | 323 | 0
Customer Relationships [Member] |  |
Finite-Lived Intangible Assets, Gross | 13,910 | 13,910
Finite-Lived Intangible Assets, Accumulated Amortization | 4,026 | 3,054
Trademarks and Trade Names [Member] |  |
Finite-Lived Intangible Assets, Gross | 1,260 | 1,260
Finite-Lived Intangible Assets, Accumulated Amortization | 804 | 660
Noncompete Agreements [Member] |  |
Finite-Lived Intangible Assets, Gross | 0 | 30
Finite-Lived Intangible Assets, Accumulated Amortization | $ 0 | $ 28

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