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Note 1 - Organization and Significant Accounting Policies - Schedule of Business Acquisitions (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023 | May 31, 2023
--- | --- | --- | ---
Goodwill | $ 58,308 | $ 58,308 |
VisiSonics [Member] |  |  |
Goodwill |  |  | $ 1,994
Total assets |  |  | 3,600
VisiSonics [Member] | Technology-Based Intangible Assets [Member] |  |  |
Intangibles |  |  | 1,174
VisiSonics [Member] | Customer Relationships [Member] |  |  |
Intangibles |  |  | $ 432

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