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Pension and Other Postretirement Benefits
3 Months Ended
Mar. 31, 2012
Pension And Other Postretirement Benefits Disclosure [Abstract]  
Pension and Other Postretirement Benefits

7) PENSION AND OTHER POSTRETIREMENT BENEFITS

 

The components of net periodic cost for the Company's pension and postretirement benefit plans were as follows:

 

   Pension Benefits  Postretirement Benefits 
 Three Months Ended March 31,20122011 20122011
 Components of net periodic cost:             
  Service cost$9 $9  $ $ 
  Interest cost 61  62   8  9 
  Expected return on plan assets (62)  (59)      
  Amortization of actuarial loss (gain) 18  16   (4)  (2) 
 Net periodic cost$26 $28  $4 $7