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Note 5 - Inventories (Tables)
9 Months Ended
Sep. 30, 2020
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
  

September 30, 2020

  

December 31, 2019

 
  

(in thousands)

 

Finished Goods

 $10,619  $9,737 

Raw Materials

  7,006   8,510 

Total Inventories

 $17,625  $18,247 
         

Current portion

 $10,856  $10,653 

Long-term portion

  6,769   7,594 

Total inventories

 $17,625  $18,247