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LONG-TERM DEBT - Annual Future Maturities (Detail) - USD ($)
$ in Thousands
Jun. 30, 2017
Dec. 31, 2016
Debt Instrument [Line Items]    
Debt obligation, net $ 143,400 $ 152,806
Line of credit    
Debt Instrument [Line Items]    
2017 3,276  
2018 9,690  
2019 12,750  
2020 15,625  
2021 104,625  
Thereafter 0  
Debt obligation, net $ 145,966