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OTHER NON-CURRENT LIABILITIES (Tables)
 12 Months Ended
Dec. 31, 2015
Other Liabilities Disclosure [Abstract]  
Schedule of other non current liabilities
Other non-current liabilities consist of the following as of December 31:
(in thousands)
 
2015
 
2014
 
 
 
 
 
Acquisition related contingent consideration
 
$
3,932

 
$
11,616

Other non-current liabilities
 
14,221

 
9,032

 
 
 
 
 
Total
 
$
18,153

 
$
20,648