v3.26.1
Note 13 - Information Concerning Segments, Product Lines, Geographic Information, Accounts Receivable and Revenue Concentration - Concentration of Accounts Receivable (Details) - Accounts Receivable [Member] - Customer Concentration Risk [Member]
6 Months Ended
Jun. 28, 2026
Jun. 29, 2025
Distributor "C" [Member]    
Concentration risk percentage 15.00% 12.00%
Customer "A" [Member]    
Concentration risk percentage   43.00%
Customer "C" [Member]    
Concentration risk percentage 15.00%  
Customer "E" [Member]    
Concentration risk percentage 51.00%  
Customer Q [Member]    
Concentration risk percentage   13.00%