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Note 3 - Revenue Recognition (Tables) | 9 Months Ended
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Sep. 30, 2022
Notes Tables |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block] |
|  | Remainder of 2022 |  |  | 2023 |  |  | 2024 |  |  | 2025 |
Licensing, NRE and related revenues |  | $ | 10,032 |  |  | $ | 7,472 |  |  | $ | 424 |  |  | $ | 315 |
Disaggregation of Revenue [Table Text Block] |
|  | Nine months ended September 30, 2022 (unaudited) |  |  | Three months ended September 30, 2022 (unaudited) |
|  | Licensing, NRE and related revenues |  |  | Royalties |  |  | Total |  |  | Licensing, NRE and related revenues |  |  | Royalties |  |  | Total |
Primary geographical markets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
United States |  | $ | 17,283 |  |  | $ | 5,661 |  |  | $ | 22,944 |  |  | $ | 7,646 |  |  | $ | 1,561 |  |  | $ | 9,207 |
Europe and Middle East |  |  | 4,280 |  |  |  | 2,227 |  |  |  | 6,507 |  |  |  | 1,746 |  |  |  | 887 |  |  |  | 2,633 |
Asia Pacific |  |  | 45,221 |  |  |  | 26,574 |  |  |  | 71,795 |  |  |  | 12,876 |  |  |  | 8,944 |  |  |  | 21,820 |
Total |  | $ | 66,784 |  |  | $ | 34,462 |  |  | $ | 101,246 |  |  | $ | 22,268 |  |  | $ | 11,392 |  |  | $ | 33,660 |
Major product/service lines |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Connectivity products (baseband for handset and other devices, Bluetooth, Wi-Fi, NB-IoT and SATA/SAS) |  | $ | 46,118 |  |  | $ | 25,582 |  |  | $ | 71,700 |  |  | $ | 13,308 |  |  | $ | 8,320 |  |  | $ | 21,628 |
Smart sensing products (AI, sensor fusion, audio/sound and imaging and vision) |  |  | 20,666 |  |  |  | 8,880 |  |  |  | 29,546 |  |  |  | 8,960 |  |  |  | 3,072 |  |  |  | 12,032 |
Total |  | $ | 66,784 |  |  | $ | 34,462 |  |  | $ | 101,246 |  |  | $ | 22,268 |  |  | $ | 11,392 |  |  | $ | 33,660 |
Timing of revenue recognition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Products transferred at a point in time |  | $ | 46,046 |  |  | $ | 34,462 |  |  | $ | 80,508 |  |  | $ | 15,270 |  |  | $ | 11,392 |  |  | $ | 26,662 |
Products and services transferred over time |  |  | 20,738 |  |  |  | — |  |  |  | 20,738 |  |  |  | 6,998 |  |  |  | — |  |  |  | 6,998 |
Total |  | $ | 66,784 |  |  | $ | 34,462 |  |  | $ | 101,246 |  |  | $ | 22,268 |  |  | $ | 11,392 |  |  | $ | 33,660 |
|  | Nine months ended September 30, 2021 (unaudited) |  |  | Three months ended September 30, 2021 (unaudited) |
|  | Licensing, NRE and related revenues |  |  | Royalties |  |  | Total |  |  | Licensing, NRE and related revenues |  |  | Royalties |  |  | Total |
Primary geographical markets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
United States |  | $ | 11,602 |  |  | $ | 7,688 |  |  | $ | 19,290 |  |  | $ | 6,308 |  |  | $ | 2,484 |  |  | $ | 8,792 |
Europe and Middle East |  |  | 1,430 |  |  |  | 2,005 |  |  |  | 3,435 |  |  |  | 597 |  |  |  | 833 |  |  |  | 1,430 |
Asia Pacific |  |  | 38,458 |  |  |  | 27,456 |  |  |  | 65,914 |  |  |  | 14,653 |  |  |  | 7,905 |  |  |  | 22,558 |
Other |  |  | 10 |  |  |  | — |  |  |  | 10 |  |  |  | 10 |  |  |  | — |  |  |  | 10 |
Total |  | $ | 51,500 |  |  | $ | 37,149 |  |  | $ | 88,649 |  |  | $ | 21,568 |  |  | $ | 11,222 |  |  | $ | 32,790 |
Major product/service lines |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Connectivity products (baseband for handset and other devices, Bluetooth, Wi-Fi, NB-IoT and SATA/SAS) |  | $ | 38,886 |  |  | $ | 27,692 |  |  | $ | 66,578 |  |  | $ | 16,368 |  |  | $ | 7,500 |  |  | $ | 23,868 |
Smart sensing products (AI, sensor fusion, audio/sound and imaging and vision) |  |  | 12,614 |  |  |  | 9,457 |  |  |  | 22,071 |  |  |  | 5,200 |  |  |  | 3,722 |  |  |  | 8,922 |
Total |  | $ | 51,500 |  |  | $ | 37,149 |  |  | $ | 88,649 |  |  | $ | 21,568 |  |  | $ | 11,222 |  |  | $ | 32,790 |
Timing of revenue recognition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Products transferred at a point in time |  | $ | 38,458 |  |  | $ | 37,149 |  |  | $ | 75,607 |  |  | $ | 14,406 |  |  | $ | 11,222 |  |  | $ | 25,628 |
Products and services transferred over time |  |  | 13,042 |  |  |  | — |  |  |  | 13,042 |  |  |  | 7,162 |  |  |  | — |  |  |  | 7,162 |
Total |  | $ | 51,500 |  |  | $ | 37,149 |  |  | $ | 88,649 |  |  | $ | 21,568 |  |  | $ | 11,222 |  |  | $ | 32,790 |
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] |
|  | September 30, 2022 (unaudited) |  |  | December 31, 2021 |
Trade receivables |  | $ | 11,022 |  |  | $ | 14,644 |
Unbilled receivables (associated with licensing, NRE and related revenue) |  |  | 5,888 |  |  |  | 1,833 |
Unbilled receivables (associated with royalties) |  |  | 9,853 |  |  |  | 10,972 |
Deferred revenues (short-term contract liabilities) |  |  | 3,540 |  |  |  | 8,661 |

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