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STOCK BASED COMPENSATION (Additional Information) (Details) - USD ($)
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Apr. 09, 2013
Apr. 08, 2008
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-Based Compensation, Shares Authorized Under Equity Incentive Plans         1,125,000
Employee Stock Ownership Plan (ESOP), Compensation Expense $ 4,200,000 $ 2,500,000 $ 2,800,000    
Employee Service Share-based Compensation, Tax Benefit from Compensation Expense $ 1,700,000 1,000,000 1,100,000    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 100,121        
2013 Plan Member          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant       435,867  
Restricted Stock [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Stock Options $ 10,000        
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition 3 months 14 days        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Intrinsic Value $ 1,100,000 944,000 $ 598,000    
Vested 21,551        
Performance Shares [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Stock Options $ 3,400,000 $ 2,500,000      
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition 1 year 6 months 4 days 1 year 5 months 19 days      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Intrinsic Value $ 4,100,000        
Vested 95,600 94,968 83,301