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Note 2 - Revenue Recognition (Tables) | 12 Months Ended
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Dec. 31, 2022
Notes Tables |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block] |
|  | 2023 |  |  | 2024 |  |  | 2025
License, NRE and related revenues |  | $ | 15,531 |  |  | $ | 739 |  |  | $ | 559 |
Disaggregation of Revenue [Table Text Block] |
|  | Year ended December 31, 2021 |  |  | Year ended December 31, 2022 |
|  | Licensing, NRE and related revenues |  |  | Royalties |  |  | Total |  |  | Licensing, NRE and related revenues |  |  | Royalties |  |  | Total |
Primary geographical markets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
United States |  | $ | 16,685 |  |  | $ | 10,033 |  |  | $ | 26,718 |  |  | $ | 20,995 |  |  | $ | 7,100 |  |  | $ | 28,095 |
Europe and Middle East |  |  | 2,938 |  |  |  | 3,938 |  |  |  | 6,876 |  |  |  | 6,864 |  |  |  | 3,205 |  |  |  | 10,069 |
Asia Pacific |  |  | 53,194 |  |  |  | 35,908 |  |  |  | 89,102 |  |  |  | 61,400 |  |  |  | 35,084 |  |  |  | 96,484 |
Other |  |  | 10 |  |  |  | — |  |  |  | 10 |  |  |  | — |  |  |  | — |  |  |  | — |
Total |  | $ | 72,827 |  |  | $ | 49,879 |  |  | $ | 122,706 |  |  | $ | 89,259 |  |  | $ | 45,389 |  |  | $ | 134,648 |
Major product/service lines |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Connectivity products (baseband for handset and other devices, Bluetooth, Wi-Fi, NB-IoT, and SATA/SAS) |  | $ | 52,460 |  |  | $ | 36,960 |  |  | $ | 89,420 |  |  | $ | 62,376 |  |  | $ | 33,891 |  |  | $ | 96,267 |
Smart sensing products (AI, sensor fusion, audio/sound and imaging and vision) |  |  | 20,367 |  |  |  | 12,919 |  |  |  | 33,286 |  |  |  | 26,883 |  |  |  | 11,498 |  |  |  | 38,381 |
Total |  | $ | 72,827 |  |  | $ | 49,879 |  |  | $ | 122,706 |  |  | $ | 89,259 |  |  | $ | 45,389 |  |  | $ | 134,648 |
Timing of revenue recognition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Products transferred at a point in time |  | $ | 53,401 |  |  | $ | 49,879 |  |  | $ | 103,280 |  |  | $ | 62,328 |  |  | $ | 45,389 |  |  | $ | 107,717 |
Products and services transferred over time |  |  | 19,426 |  |  |  | — |  |  |  | 19,426 |  |  |  | 26,931 |  |  |  | — |  |  |  | 26,931 |
Total |  | $ | 72,827 |  |  | $ | 49,879 |  |  | $ | 122,706 |  |  | $ | 89,259 |  |  | $ | 45,389 |  |  | $ | 134,648 |
|  | Year ended December 31, 2020 |
|  | Licensing and related revenues |  |  | Royalties |  |  | Total |
Primary geographical markets |  |  |  |  |  |  |  |  |  |  |  |
United States |  | $ | 6,716 |  |  | $ | 14,097 |  |  | $ | 20,813 |
Europe and Middle East |  |  | 6,176 |  |  |  | 5,790 |  |  |  | 11,966 |
Asia Pacific |  |  | 39,621 |  |  |  | 27,926 |  |  |  | 67,547 |
Total |  | $ | 52,513 |  |  | $ | 47,813 |  |  | $ | 100,326 |
Major product/service lines |  |  |  |  |  |  |  |  |  |  |  |
Connectivity products (baseband for handset and other devices, Bluetooth, Wi-Fi, NB-IoT, and SATA/SAS) |  | $ | 40,748 |  |  | $ | 37,917 |  |  | $ | 78,665 |
Smart sensing products (AI, sensor fusion, audio/sound and imaging and vision) |  |  | 11,765 |  |  |  | 9,896 |  |  |  | 21,661 |
Total |  | $ | 52,513 |  |  | $ | 47,813 |  |  | $ | 100,326 |
Timing of revenue recognition |  |  |  |  |  |  |  |  |  |  |  |
Products transferred at a point in time |  | $ | 40,075 |  |  | $ | 47,813 |  |  | $ | 87,888 |
Products and services transferred over time |  |  | 12,438 |  |  |  | — |  |  |  | 12,438 |
Total |  | $ | 52,513 |  |  | $ | 47,813 |  |  | $ | 100,326 |
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] |
|  | December 31, 2021 |  |  | December 31, 2022 |
Trade receivables |  | $ | 14,644 |  |  | $ | 12,297 |
Unbilled receivables (associated with licensing, NRE and related revenue) |  |  | 1,833 |  |  |  | 8,695 |
Unbilled receivables (associated with royalties) |  |  | 10,972 |  |  |  | 10,258 |
Deferred revenues (short-term contract liabilities) |  |  | 8,661 |  |  |  | 3,168 |

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