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INCOME TAXES (Tables)
3 Months Ended
Mar. 31, 2016
Income Tax Disclosure [Abstract]  
Components of Income (Loss) Before Income Tax Expense
    Three Months Ended  
    March 31,  
    2016     2015  
             
Income before income taxes   $ 4,234     $ 4,410  
Income tax expense     3,500       3,102  
Effective income tax rate     82.66 %     70.34 %