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Note 9 - Commitments and Contingencies (Tables)
6 Months Ended
Jun. 30, 2025
Notes Tables  
Schedule of Product Warranty Liability [Table Text Block]
   

Six-month period ended June 30,

 
   

2025

   

2024

 

Accrued warranty obligations – beginning

  $ 887     $ 547  

Accruals for warranties issued

    251       389  

Settlements made

    (173 )     (147 )

Accrued warranty obligations – ending

  $ 965     $ 789