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EMPLOYEE BENEFIT PLAN (Tables)
6 Months Ended
Jun. 30, 2013
EMPLOYEE BENEFIT PLAN [Abstract]  
Components of Net Periodic Benefit Cost
Net periodic benefit cost for such retirement medical plan for the six months ended June 30, 2013 and June 30, 2012 was as follows:

 
 
2013
  
2012
 
Service cost
 
$
33
  
$
26
 
Interest cost
  
21
   
21
 
Amortization of prior service credit
  
(9
)
  
(9
)
Amortization of loss/(gain)
  
6
   
(6
)
Net periodic benefit cost
 
$
51
  
$
32