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Note 3 - Inventory (Tables)
12 Months Ended
Dec. 31, 2024
Notes Tables  
Schedule of Inventory, Current [Table Text Block]

Reserve balance as of December 31, 2022

  (452)

Reserve adjustments

  (342)

Disposals

  103 

Reserve balance as of December 31, 2023

  (691)

Reserve adjustments

  (191)

Reserve balance as of December 31, 2024

 $(882)