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SUPPLEMENTAL EXECUTIVE RETIREMENT PLAN (Details) (Supplemental Executive Retirement Plan [Member], USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2014
participant
Jun. 30, 2013
Jun. 30, 2014
participant
Jun. 30, 2013
Supplemental Executive Retirement Plan [Member]
       
Defined Benefit Plan Disclosure [Line Items]        
Number of participants 6   6  
Components of net periodic pension cost [Abstract]        
Service cost $ 167 $ 161 $ 334 $ 323
Interest cost 106 86 212 172
Amortization of prior service cost 146 146 292 292
Amortization of loss 0 24 0 47
Total net periodic benefit cost $ 419 $ 417 $ 838 $ 834