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Note 5 - Inventories (Tables)
6 Months Ended
Jun. 30, 2023
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
  

June 30,

  

December 31,

 
  

2023

  

2022

 

Finished goods

 $1,234  $1,315 

Work in process

  553   571 

Raw materials and accessories

  515   537 

Supplies and packing materials

  455   481 

Inventories

 $2,757  $2,904