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INVENTORIES (Tables)
9 Months Ended
Sep. 30, 2020
Inventory Disclosure [Abstract]  
Schedule of Inventory, Current [Table Text Block]
Inventories consisted of the following (amounts in thousands):
 September 30,
2020
December 31,
2019
Raw material$77,182 $83,569 
Work-in-process35,436 48,369 
Finished goods171,613 201,418 
 $284,231 $333,356