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INVENTORIES (Tables)
 12 Months Ended
Dec. 31, 2015
Inventory Disclosure [Abstract]  
Inventories
Inventories consist of the following at December 31, 2015 and 2014 (in thousands):
 
December 31,
 
2015
 
2014
Raw materials
$
10,525

 
$
11,461

Work-in-process
17,756

 
18,147

Finished goods
28,057

 
27,024

Total
$
56,338

 
$
56,632

 
 
 
 
Short-term portion
$
54,131

 
$
50,676

Long-term portion
$
2,207

 
$
5,956