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Note 4 - Inventories (Tables)
12 Months Ended
Dec. 31, 2023
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
  

December 31,

 
  

2023

  

2022

 

Finished goods

 $1,242  $1,315 

Work in process

  551   571 

Raw materials and accessories

  445   537 

Supplies and packing materials

  428   481 

Inventories

 $2,666  $2,904