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Note 10 - Information Concerning Product Lines, Geographic Information, and Revenue Concentration (Tables)
9 Months Ended
Oct. 01, 2023
Notes Tables  
Disaggregation of Revenue [Table Text Block]
  

Three Months Ended

  

Nine Months Ended

 
  

October 1, 2023

  

October 2, 2022

  

October 1, 2023

  

October 2, 2022

 

New products

 $6,096  $2,252  $11,384  $8,833 

Mature products

  569   1,207   2,335   3,263 

Total revenue

 $6,665  $3,459  $13,719  $12,096 
  

Three Months Ended

  

Nine Months Ended

 
  

October 1, 2023

  

October 2, 2022

  

October 1, 2023

  

October 2, 2022

 

Hardware products

 $248  $308  $776  $3,607 

eFPGA IP and professional services

  5,838   1,700   10,505   4,911 

SaaS & Other

  10   244   103   315 

New products revenue

 $6,096  $2,252  $11,384  $8,833 
Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block]
  

Three Months Ended

  

Nine Months Ended

 
  

October 1, 2023

  

October 2, 2022

  

October 1, 2023

  

October 2, 2022

 

Asia Pacific

 $371  $783  $1,540  $3,114 

North America

  6,051   2,389   11,739   7,904 

Europe

  243   287   440   1,078 

Total revenue

 $6,665  $3,459  $13,719  $12,096 
Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]
  

Three Months Ended

  

Nine Months Ended

 
  

October 1,

  

October 2,

  

October 1,

  

October 2,

 
  

2023

  

2022

  

2023

  

2022

 

Distributor "A"

  *   20%  11%  15%

Distributor "B"

  *   *   *   16%

Distributor "C"

  *   10%  *   * 

Customer "A"

  84%  30%  67%  * 

Customer "B"

  *   13%  *   * 

Customer "C"

  *   12%  *   20%

Customer "F"

  *   *   *   16%
Schedules of Concentration of Risk, by Risk Factor [Table Text Block]
  

October 1,

  

January 1,

 
  

2023

  

2023

 

Distributor "A"

  *   14%

Customer "A"

  89%  * 

Customer "C"

  *   22%

Customer "F"

  *   44%