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INVENTORY VALUATION Schedule of Inventory, Current (Tables)
3 Months Ended
Mar. 31, 2019
Inventory [Line Items]  
Schedule of Inventory, Current [Table Text Block]
Inventories in the Condensed Consolidated Balance Sheets are comprised of the following components:
 
March 31, 2019
 
December 31, 2018
Raw materials
$
100,283

 
$
103,820

Work-in-process
59,108

 
53,950

Finished goods
216,346

 
204,059

Total
$
375,737

 
$
361,829