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Note 9 - Geographic Information and Major Customer Data (Tables) | 9 Months Ended
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Sep. 30, 2025
Notes Tables |
Revenue from External Customers by Geographic Areas [Table Text Block] |
|  | Nine months ended September 30, |  |  | Three months ended September 30, |
|  | 2025 (unaudited) |  |  | 2024 (unaudited) |  |  | 2025 (unaudited) |  |  | 2024 (unaudited) |
Revenues based on customer location: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
United States |  | $ | 15,943 |  |  | $ | 12,022 |  |  | $ | 6,780 |  |  | $ | 8,119 |
Europe and Middle East |  |  | 5,018 |  |  |  | 11,644 |  |  |  | 1,524 |  |  |  | 2,690 |
Asia Pacific (1)(2) |  |  | 57,346 |  |  |  | 54,037 |  |  |  | 20,080 |  |  |  | 16,398 |
Other |  |  | — |  |  |  | 13 |  |  |  | — |  |  |  | — |
|  | $ | 78,307 |  |  | $ | 77,716 |  |  | $ | 28,384 |  |  | $ | 27,207 |
(1) China |  | $ | 44,590 |  |  | $ | 39,748 |  |  | $ | 14,746 |  |  | $ | 10,723 |
(2) South Korea |  | $ |  | *) |  | $ |  | *) |  | $ |  | *) |  | $ | 3,033 |
Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Table Text Block] |
|  | September 30, 2025 (unaudited) |  |  | December 31, 2024 |
Long-lived assets by geographic region: |  |  |  |  |  |  |  |
Israel |  | $ | 4,513 |  |  | $ | 6,788 |
France |  |  | 1,770 |  |  |  | 1,916 |
United States |  |  | 1,312 |  |  |  | 1,716 |
Greece |  |  | 1,283 |  |  |  | 984 |
Other |  |  | 1,092 |  |  |  | 1,284 |
|  | $ | 9,970 |  |  | $ | 12,688 |
Schedules of Concentration of Risk, by Risk Factor [Table Text Block] |
|  | Nine months ended September 30, |  |  | Three months ended September 30, |
|  | 2025 (unaudited) |  |  | 2024 (unaudited) |  |  | 2025 (unaudited) |  |  | 2024 (unaudited) |
Customer A |  |  | 15 | % |  |  | 13 | % |  |  | 11 | % |  |  | 13 | %
Customer B |  |  | * | ) |  |  | * | ) |  |  | 11 | % |  |  | * | )
Customer C |  |  | * | ) |  |  | * | ) |  |  | 11 | % |  |  | * | )
Customer D |  |  | * | ) |  |  | * | ) |  |  | * | ) |  |  | 17 | %
|  | September 30, 2025 (unaudited) |  |  | December 31, 2024 |
Customer A |  |  | 17 | % |  |  | 24 | %
Customer B |  |  | * | ) |  |  | 12 | %

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