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Note 4 - Concentrations (Tables)
6 Months Ended
Sep. 28, 2025
Notes Tables  
Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]
  

Six-Month Periods Ended

 
  

September 28, 2025

  

September 29, 2024

 

Walmart Inc.

  47%   45% 

Amazon.com, Inc.

  17%   17% 

Target Corporation

  10%   10%