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INVENTORIES (Tables)
12 Months Ended
Dec. 31, 2013
Inventory Disclosure [Abstract]  
Schedule of Inventory, Current [Table Text Block]
Inventories at December 31, 2013 and 2012, consisted of the following (amounts in thousands):
 
2013
 
2012
Raw material
$
130,403

 
$
153,308

Work-in-process
54,190

 
69,030

Finished goods
208,821

 
154,785

 
393,414

 
377,123

Adjustment to LIFO basis
(8,494
)
 
(10,738
)
 
$
384,920

 
$
366,385