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Note 5 - Inventories (Tables)
12 Months Ended
Dec. 31, 2022
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
  

December 31,

 
  

2022

  

2021

 

Finished goods

 $1,315  $1,215 

Work in process

  571   358 

Raw materials and accessories

  537   427 

Supplies and packing materials

  481   481 

Inventories

 $2,904  $2,481