XML 33 R23.htm IDEA: XBRL DOCUMENT v3.19.2
Note 7 - Inventories, Net (Tables)
 6 Months Ended
Jun. 30, 2019
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   
June 30
,
201
9
    
December
31,
201
8
  
Raw materials
   $
2,085,908
     $
1,994,741
  
Work in process
    
3,057,682
      
3,052,224
  
Finished goods
    
15,508,804
      
14,934,581
  
In Transit
    
293,138
      
480,716
  
Allowance for excess quantities
    
(426,292
 )    
(454,774
 )
Total inventories
   $
20,519,240
     $
20,007,488