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INVENTORIES (Tables)
9 Months Ended
Sep. 30, 2018
Inventory Disclosure [Abstract]  
Schedule of Inventory, Current [Table Text Block] Inventories consisted of the following as of the dates set forth below (amounts in thousands):
 
September 30,
2018
 
December 31,
2017
Raw material
$
105,206

 
$
83,541

Work-in-process
44,456

 
40,525

Finished goods
232,307

 
215,770

 
$
381,969

 
$
339,836