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Note 6 - Intangible Assets and Goodwill (Tables) | 9 Months Ended
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Sep. 30, 2023
Notes Tables |
Schedule of Finite-Lived Intangible Assets [Table Text Block] |
|  | September 30, 2023 |  |  | December 31, 2022 |
Amortizable intangible assets: |  |  |  |  |  |  |  |
Patents |  | $ | 841 |  |  | $ | 575 |
Trademarks |  |  | 241 |  |  |  | 150 |
Purchased software and technology |  |  | 2,452 |  |  |  | 1,962 |
Customer Relationships |  |  | 160 |  |  |  | - |
|  |  | 3,694 |  |  |  | 2,687 |
Accumulated amortization |  |  | (778 | ) |  |  | (462 | )
Total amortizable |  |  | 2,916 |  |  |  | 2,225 |
Indefinite life assets (non-amortizable) |  |  | 403 |  |  |  | 344 |
Total intangible assets, net |  | $ | 3,319 |  |  | $ | 2,569 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] |
2023 (3 months) |  | $ | 164 |
2024 |  |  | 655 |
2025 |  |  | 650 |
2026 |  |  | 427 |
2027 |  |  | 180 |
Thereafter |  |  | 840 |
Total estimated amortization expense |  | $ | 2,916 |
Schedule of Goodwill [Table Text Block] |
Balance at January 1, 2023 |  | $ | - |
Acquired goodwill |  |  | 1,611 |
Balance at September 30, 2023 |  | $ | 1,611 |

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