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Note 3 - Inventories (Tables)
12 Months Ended
Dec. 31, 2021
Notes Tables  
Schedule of Inventory, Current [Table Text Block]

(In thousands)

 

2021

  

2020

 

Raw materials

 $17,252  $2,855 

Work in progress

  5,015   2,006 

Finished goods

  6,078   6,741 

Total

 $28,345  $11,602