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Note 9 - Inventory (Tables)
3 Months Ended
Mar. 31, 2022
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   

March 31,

   

December 31,

 

(in thousands)

  2022     2021  

Total inventory

  $ 14,994     $ 13,474  

Allowance for obsolescence

    (767 )     (313 )

Inventory, net of allowance

  $ 14,227     $ 13,161