v3.26.1
Note 13 - Information Concerning Segments, Product Lines, Geographic Information, Accounts Receivable and Revenue Concentration (Details Textual)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 28, 2026
USD ($)
Jun. 29, 2025
USD ($)
Jun. 28, 2026
USD ($)
Jun. 29, 2025
USD ($)
Dec. 28, 2025
USD ($)
Number of Reportable Segments     1    
Number of Operating Segments     1    
Revenue from Contract with Customer, Excluding Assessed Tax $ 5,482 $ 3,687 $ 10,533 $ 8,012  
Contract with Customer, Liability, Current 409   409   $ 64
UNITED STATES          
Revenue from Contract with Customer, Excluding Assessed Tax $ 4,800 $ 2,900 $ 9,300 $ 6,800  
Percentage of Revenue 88.00% 80.00% 88.00% 85.00%  
eFPGA IP and Professional Services [Member]          
Revenue from Contract with Customer, Excluding Assessed Tax $ 4,409 $ 2,599 $ 8,613 $ 6,216  
Contract with Customer, Asset, after Allowance for Credit Loss 23   23   200
Contract with Customer, Liability, Current 400   400   $ 100
Contract with Customer, Liability, Revenue Recognized     48    
Revenue, Remaining Performance Obligation, Amount $ 6,300   $ 6,300