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Note 1 - Basis of Presentation (Details Textual) - Sell-through Distributors Concentration Risk [Member]
3 Months Ended 12 Months Ended
Mar. 29, 2025
Mar. 30, 2024
Dec. 28, 2024
Revenue Benchmark [Member] | Distributors [Member]      
Concentration Risk, Percentage 79.00% 87.00%  
Accounts Receivable [Member]      
Number of Distributors 2   2
Accounts Receivable [Member] | Large Distributor One [Member]      
Concentration Risk, Percentage 53.00%   45.00%
Accounts Receivable [Member] | Large Distributor Two [Member]      
Concentration Risk, Percentage 30.00%   36.00%