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EMPLOYEE BENEFIT PLANS (Tables)
6 Months Ended
Jun. 30, 2014
EMPLOYEE BENEFIT PLANS [Abstract]  
Costs of Retirement Plans
Net periodic defined benefit pension cost included the following:
 
   
For the three months ended
June 30,
 
   
2014
  
2013
 
   
(in thousands)
 
Components of net periodic benefit cost
      
     Service cost
 $205  $206 
     Interest cost
  128   89 
     Expected return on plan assets
  (209)  (182)
     Recognized net actuarial loss
  61   66 
Net periodic benefit cost
 $185  $179 
 
   
For the six months ended
June 30,
 
    2014  2013 
   
(in thousands)
 
Components of net periodic benefit cost
        
     Service cost
 $410  $411 
     Interest cost
  256   177 
     Expected return on plan assets
  (418)  (363)
     Amortization of prior service cost
  2   1 
     Recognized net actuarial loss
  121   131 
Net periodic benefit cost
 $371  $357