Quarterly report [Sections 13 or 15(d)]

Note 4 - Concentrations (Details Textual)

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Note 4 - Concentrations (Details Textual)
6 Months Ended 12 Months Ended
Sep. 28, 2025
Mar. 30, 2025
Supplier Concentration Risk [Member] | Cost of Goods and Service Benchmark [Member]    
Number of Largest Suppliers 3  
Supplier Concentration Risk [Member] | Cost of Goods and Service Benchmark [Member] | Three Suppliers First [Member]    
Concentration Risk, Percentage 16.00%  
Supplier Concentration Risk [Member] | Cost of Goods and Service Benchmark [Member] | Three Suppliers Second [Member]    
Concentration Risk, Percentage 11.00%  
Supplier Concentration Risk [Member] | Cost of Goods and Service Benchmark [Member] | Three Suppliers Third [Member]    
Concentration Risk, Percentage 11.00%  
Product Concentration Risk [Member] | Revenue Benchmark [Member] | Licensed Products [Member]    
Concentration Risk, Percentage   50.00%
Product Concentration Risk [Member] | Revenue Benchmark [Member] | Licensed Sales Agreements With Affiliated Companies of The Walt Disney [Member]    
Concentration Risk, Percentage   21.00%