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

Nine-month period ended September 30,

 
   

2025

   

2024

 

Accrued warranty obligations – beginning

  $ 887     $ 547  

Accruals for warranties issued

 

315

      911  

Settlements made

 

(199)

      (591 )

Accrued warranty obligations – ending

 

$

1,003     $ 867