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Note 6 - Inventory
12 Months Ended
Dec. 31, 2021
Notes to Financial Statements  
Inventory Disclosure [Text Block]

(6)         Inventory

 

Inventory consists of the following (in thousands):

 

   

December 31,

 
   

2021

   

2020

 

Raw materials

  $ 23,694     $ 11,118  

Work in process

    6,702       6,210  

Finished goods

    1,497       762  

Reserve for excess and obsolete inventory

    (1,793

)

    (1,854

)

Inventory, net

  $ 30,100     $ 16,236