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Note 7 - Intangible Assets, Net (Tables) | 3 Months Ended
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Mar. 31, 2023
Notes Tables |
Schedule of Finite-Lived Intangible Assets [Table Text Block] |
|  |  |  |  |  |  |  |  |  | March 31, 2023 (unaudited) |  |  |  |  |  |  | December 31, 2022 |
|  | Weighted average amortization p eriod (years) |  |  | Gross carrying amount |  |  | Accumulated amortization |  |  | Impairment (*) |  |  | Net |  |  | Gross carrying amount |  |  | Accumulated amortization |  |  | Impairment (*) |  |  | Net |
Intangible assets –amortizable: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets related to the acquisition of Intrinsix business |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Customer relationships |  |  | 5.5 |  |  | $ | 3,604 |  |  | $ | 1,201 |  |  | $ | — |  |  | $ | 2,403 |  |  | $ | 3,604 |  |  | $ | 1,037 |  |  | $ | — |  |  | $ | 2,567 |
Customer backlog |  |  | 1.5 |  |  |  | 421 |  |  |  | 421 |  |  |  | — |  |  |  | — |  |  |  | 421 |  |  |  | 421 |  |  |  | — |  |  |  | — |
Patents |  |  | 5.0 |  |  |  | 218 |  |  |  | 80 |  |  |  | — |  |  |  | 138 |  |  |  | 218 |  |  |  | 69 |  |  |  | — |  |  |  | 149 |
Core technologies |  |  | 3.0 |  |  |  | 3,329 |  |  |  | 2,035 |  |  |  | — |  |  |  | 1,294 |  |  |  | 3,329 |  |  |  | 1,757 |  |  |  | — |  |  |  | 1,572 |
Intangible assets related to the acquisition of Hillcrest Labs business |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Customer relationships |  |  | 4.4 |  |  | $ | 3,518 |  |  | $ | 3,070 |  |  | $ | — |  |  | $ | 448 |  |  | $ | 3,518 |  |  | $ | 2,998 |  |  | $ | — |  |  | $ | 520 |
Customer backlog |  |  | 0.5 |  |  |  | 72 |  |  |  | 72 |  |  |  | — |  |  |  | — |  |  |  | 72 |  |  |  | 72 |  |  |  | — |  |  |  | — |
R&D Tools |  |  | 7.5 |  |  |  | 2,475 |  |  |  | 1,222 |  |  |  | — |  |  |  | 1,253 |  |  |  | 2,475 |  |  |  | 1,140 |  |  |  | — |  |  |  | 1,335 |
Intangible assets related to Immervision assets acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
R&D Tools |  |  | 6.4 |  |  | $ | 7,063 |  |  | $ | 3,507 |  |  | $ | 3,556 |  |  | $ | — |  |  | $ | 7,063 |  |  | $ | 3,507 |  |  | $ | 3,556 |  |  | $ | — |
Intangible assets related to an investment in NB-IoT technologies |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
NB-IoT technologies (**) |  |  | 7.0 |  |  | $ | 1,961 |  |  | $ | 1,494 |  |  | $ | — |  |  | $ | 467 |  |  | $ | 1,961 |  |  | $ | 1,424 |  |  | $ | — |  |  | $ | 537 |
Total intangible assets |  |  |  |  |  | $ | 22,661 |  |  | $ | 13,102 |  |  | $ | 3,556 |  |  | $ | 6,003 |  |  | $ | 22,661 |  |  | $ | 12,425 |  |  | $ | 3,556 |  |  | $ | 6,680 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] |
Reminder of 2023 |  |  | 1,934 |
2024 |  |  | 1,909 |
2025 |  |  | 1,189 |
2026 |  |  | 956 |
2027 |  |  | 15 |
|  | $ | 6,003 |

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