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ACCRUED EXPENSES (Tables)
3 Months Ended
Mar. 31, 2017
Payables and Accruals [Abstract]  
Schedule of accrued expenses
The components of accrued expenses are as below:

 
March 31, 2017
 
December 31, 2016
 
(in thousands)
Legal - Litigation / Licensing
$

 
$
1,195

Compensation
991

 
560

Other
58

 
77

 
$
1,049

 
$
1,832