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COMMITMENTS AND CONTINGENCIES (Tables)
12 Months Ended
Dec. 31, 2015
Commitments and Contingencies Disclosure [Abstract]  
Schedule of future minimum lease payments under all non-cancelable operating leases with an initial term in excess of one year
    Amount  
    (in thousands)  
2016   $ 1,663  
2017     303  
2018      
2019      
2020      
Thereafter      
Total   $ 1,966