v3.25.4
Note 4 - Property and Equipment (Tables)
12 Months Ended
Dec. 31, 2025
Notes Tables  
Property, Plant and Equipment [Table Text Block]
   

December 31,

 
   

2025

   

2024

 
                 

Buildings

  $ 493,000     $ 493,000  

Machinery and equipment

    16,796,000       16,732,000  

Office furniture and equipment

    3,192,000       2,927,000  

Leasehold improvements

    827,000       690,000  
                 
      21,308,000       20,842,000  

Less accumulated depreciation and amortization

    (13,074,000 )     (12,322,000 )
                 

Total net property and equipment

  $ 8,234,000     $ 8,520,000