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Note 8 - Intangible Assets - Intangible Assets (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Intangible assets accumulated amortization | $ 36,124 | $ 34,442
Intangible assets, gross | 80,207 | 76,607
Total accumulated impairment | 2,200 | 2,116
Intangible assets, net | 41,883 | 40,049
Trade Names [Member] |  |
Intangible assets not subject to amortization | 19,267 | 16,167
Indefinite-Lived, accumulated impairment | 2,200 | 2,116
Intangible assets not subject to amortization, net | 17,067 | 14,051
Database Rights [Member] |  |
Intangible assets subject to amortization | 4,918 | 4,918
Intangible assets accumulated amortization | 4,918 | 4,918
Finite-Lived, accumulated impairment | 0 | 0
Intangible assets subject to amortization, net | 0 | 0
Service Agreements [Member] |  |
Intangible assets subject to amortization | 3,680 | 3,680
Intangible assets accumulated amortization | 3,680 | 3,680
Finite-Lived, accumulated impairment | 0 | 0
Intangible assets subject to amortization, net | 0 | 0
Customer Relationships [Member] |  |
Intangible assets subject to amortization | 51,742 | 51,242
Intangible assets accumulated amortization | 27,432 | 25,765
Finite-Lived, accumulated impairment | 0 | 0
Intangible assets subject to amortization, net | 24,310 | 25,477
Developed Technology Rights [Member] |  |
Intangible assets subject to amortization | 600 | 600
Intangible assets accumulated amortization | 94 | 79
Finite-Lived, accumulated impairment | 0 | 0
Intangible assets subject to amortization, net | $ 506 | $ 521

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