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Note 6 - Inventories (Tables)
12 Months Ended
Dec. 31, 2023
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
  

As of December 31,

 

(in thousands)

 

2023

  

2022

 

Unprocessed

 $282,565  $356,588 

Processed and finished

  103,970   60,343 

Total

 $386,535  $416,931