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Note 5 - Property and Equipment (Tables)
3 Months Ended
Mar. 31, 2025
Notes Tables  
Property, Plant and Equipment [Table Text Block]
   

March 31,
2025

   

December 31,
2024

 

Equipment

  $ 4,734     $ 4,716  

Leasehold improvements

    1,612       22  

Software

    364       1,612  

Furniture and fixtures

    22       364  

Total property and equipment–at cost

    6,732       6,714  

Less: Accumulated depreciation

    (6,501 )     (6,361 )

Property and equipment, net

  $ 231     $ 353