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SHAREHOLDERS' EQUITY (Narrative) (Details) - USD ($)
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Dec. 31, 2018
Jun. 30, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Document Period End Date Mar. 31, 2019      
Repurchases of common stock   $ 5,000,000    
Remaining authorized repurchase amount $ 10,000,000      
Securities Offerings, reserved for future issuance       $ 150,000,000
Granted (in shares) 140,156 130,458    
Reserved for future issuance (in shares)       800,000
Restricted Stock        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Award Requisite Service Period 1 year      
Granted (in shares) 140,156      
Minimum        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Award vesting period 3 years      
Minimum | Restricted Stock        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based Payments by Share-based Payment Awards, Ultimate Expense Range, Percent of Target 0.00%      
Maximum        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Common stock repurchases authorized amount     $ 10,000,000.0  
Award vesting period 5 years      
Maximum | Restricted Stock        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based Payments by Share-based Payment Awards, Ultimate Expense Range, Percent of Target 250.00%