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Note 10 - Information Concerning Product Lines, Geographic Information, and Revenue Concentration (Tables) | 6 Months Ended
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Jul. 02, 2023
Notes Tables |
Disaggregation of Revenue [Table Text Block] |
|  | Three Months Ended |  |  | Six Months Ended |
|  | July 2, 2023 |  |  | July 3, 2022 |  |  | July 2, 2023 |  |  | July 3, 2022 |
New products |  | $ | 2,233 |  |  | $ | 3,131 |  |  | $ | 5,288 |  |  | $ | 6,581 |
Mature products |  |  | 688 |  |  |  | 1,410 |  |  |  | 1,766 |  |  |  | 2,056 |
Total revenue |  | $ | 2,921 |  |  | $ | 4,541 |  |  | $ | 7,054 |  |  | $ | 8,637 |
|  | Three Months Ended |  |  | Six Months Ended |
|  | July 2, 2023 |  |  | July 3, 2022 |  |  | July 2, 2023 |  |  | July 3, 2022 |
Hardware products |  | $ | 366 |  |  | $ | 1,464 |  |  | $ | 528 |  |  | $ | 3,299 |
eFPGA IP and professional services |  |  | 1,857 |  |  |  | 1,617 |  |  |  | 4,667 |  |  |  | 3,188 |
SaaS & Other |  |  | 10 |  |  |  | 50 |  |  |  | 93 |  |  |  | 94 |
New products revenue |  | $ | 2,233 |  |  | $ | 3,131 |  |  | $ | 5,288 |  |  | $ | 6,581 |
Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block] |
|  | Three Months Ended |  |  | Six Months Ended |
|  | July 2, 2023 |  |  | July 3, 2022 |  |  | July 2, 2023 |  |  | July 3, 2022 |
Asia Pacific |  | $ | 456 |  |  | $ | 840 |  |  | $ | 1,169 |  |  | $ | 2,331 |
North America |  |  | 2,370 |  |  |  | 3,082 |  |  |  | 5,688 |  |  |  | 5,515 |
Europe |  |  | 95 |  |  |  | 619 |  |  |  | 197 |  |  |  | 791 |
Total revenue |  | $ | 2,921 |  |  | $ | 4,541 |  |  | $ | 7,054 |  |  | $ | 8,637 |
Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block] |
|  | Three Months Ended |  |  | Six Months Ended |
|  | July 2, |  |  | July 3, |  |  | July 2, |  |  | July 3, |
|  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
Distributor "A" |  |  | 18 | % |  |  | 15 | % |  |  | 17 | % |  |  | 13 | %
Distributor "E" |  |  | * |  |  |  | 11 | % |  |  | * |  |  |  | 20 | %
Customer "A" |  |  | 47 | % |  |  | * |  |  |  | 51 | % |  |  | * |
Customer "B" |  |  | 12 | % |  |  | * |  |  |  | 10 | % |  |  | * |
Customer "C" |  |  | 11 | % |  |  | 29 | % |  |  | * |  |  |  | 23 | %
Customer "D" |  |  | * |  |  |  | 11 | % |  |  | * |  |  |  | * |
Customer "F" |  |  | * |  |  |  | 16 | % |  |  | * |  |  |  | 21 | %
Customer "H" |  |  | * |  |  |  | 11 | % |  |  | * |  |  |  | * |
Customer "I" |  |  | * |  |  |  | * |  |  |  | * |  |  |  | 11 | %
Schedules of Concentration of Risk, by Risk Factor [Table Text Block] |
|  | July 2, |  |  | January 1, |
|  | 2023 |  |  | 2023 |
Distributor "A" |  |  | 34 | % |  |  | 14 | %
Distributor "C" |  |  | 16 | % |  |  | * |
Customer "C" |  |  | 35 | % |  |  | 22 | %
Customer "F" |  |  | * |  |  |  | 44 | %

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