v3.26.3
Note 1 - Summary of Significant Accounting Policies - Significant Customer Concentration Information (Details) - Customer Concentration Risk [Member] - Revenue Benchmark [Member]
3 Months Ended 9 Months Ended
Sep. 26, 2026
Sep. 27, 2025
Sep. 27, 2025
Customers individually representing 10% or more of net sales 1 1 1
One Customer [Member]      
Percentage of net sales 15.00% 34.00% 10.00%