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Note 6 - Inventories (Tables)
3 Months Ended
Mar. 30, 2024
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   

March 30,

2024

   

December 30,

2023

 
                 

Raw materials

  $ 2,745,792     $ 2,861,333  

Work in process

    1,577,574       1,493,582  

Finished goods

    616,054       537,975  
                 

Gross inventory

    4,939,420       4,892,890  

Reserve for obsolescence

    (327,960 )     (310,960 )
                 

Inventories, net

  $ 4,611,460     $ 4,581,930