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SHAREHOLDERS' EQUITY (Narrative) (Details) - USD ($)
6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Dec. 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Common stock repurchases authorized amount   $ 10,000,000  
Repurchases of common stock (in shares) 326,708    
Repurchases of common stock $ 5,061,000    
Average cost per share $ 15.49    
Remaining authorized repurchase amount $ 5,700,000   $ 800,000
Securities Offerings, reserved for future issuance $ 150,000,000    
Granted (in shares) 133,208 106,454  
Restricted Stock [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Granted (in shares) 133,208    
Minimum [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period 3 years    
Maximum [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Common stock repurchases authorized amount     $ 10,000,000
Award vesting period 5 years    
2012 Stock Incentive Plan [Member] | Maximum [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares authorized     1,000,000
2018 Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Common Stock, Capital Shares Reserved for Future Issuance 800,000