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Note 3 - Inventories
12 Months Ended
Dec. 31, 2024
Notes to Financial Statements  
Inventory Disclosure [Text Block]

3.

Inventories

 

Inventories consisted of the following:

 

   

December 31,

 
   

2024

   

2023

 
                 

Raw materials

  $ 10,948,000     $ 10,470,000  

Work in process

    2,934,000       2,236,000  

Finished goods

    8,851,000       7,425,000  

Total inventory

  $ 22,733,000     $ 20,131,000