v3.26.1
Note 5 - Property and Equipment (Tables)
6 Months Ended
Jun. 30, 2026
Notes Tables  
Property, Plant, and Equipment [Table Text Block]
   

June 30,

   

December 31,

   
   

2026

   

2025

 

Estimated Useful Life

Machinery and equipment

  $ 41     $ 41  

5 years

Trade show booth

    202       202  

5 years

Office equipment

    697       550  

5 years

Leasehold improvements

    266       266  

Lesser of lease term or estimated useful life

      1,206       1,059    

Accumulated depreciation

    (1,033 )     (1,022 )  
    $ 173     $ 37