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Note 4 - Inventories (Tables)
3 Months Ended
Mar. 31, 2022
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   

Inventory as of

 

(in thousands)

 

March 31, 2022

   

December 31, 2021

 

Unprocessed

  $ 372,767     $ 417,595  

Processed and finished

    102,680       67,434  

Totals

  $ 475,447     $ 485,029