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Note 4 - Inventories (Tables)
9 Months Ended
Sep. 30, 2021
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
  

Inventory as of

 

(in thousands)

 

September 30, 2021

  

December 31, 2020

 

Unprocessed

 $341,346  $194,614 

Processed and finished

  76,633   45,387 

Totals

 $417,979  $240,001