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Note 3 - Inventories (Tables)
 12 Months Ended
Dec. 31, 2019
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   
2019
    
2
018
  
Coffee:
                
Unroasted
   $
142,095
     $
161,855
  
Roasted
    
35,141
      
34,420
  
Tea
    
1,616
      
1,723
  
Packaging, supplies and other merchandise held for sale
    
57,406
      
40,210
  
Total inventory
   $
236,258
     $
237,708