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Retirement Benefit Plans
6 Months Ended
Jun. 30, 2012
Retirement Benefit Plans [Abstract]  
Retirement Benefit Plans
10. Retirement Benefit Plans
 
Our defined benefit pension plans and postretirement medical plan are described in Note 11 of the 2011 annual report on Form 10-K. We have contributed $74 and $105 during the second quarter of 2012 and $995 and $239 during the first six months of 2012 to our pension plans and to our postretirement medical plan, respectively.
 
The components of the net periodic benefit cost for the three and six months ended June 30, 2012 and 2011 were as follows:
 
   
Three Months Ended
 
   
June 30
 
   
Pension Benefits
  
Postretirement
 
   
U.S. Plans
  
Non-U.S. Plans
  
Medical Benefits
 
   
2012
  
2011
  
2012
  
2011
  
2012
  
2011
 
Service cost
 $174  $160  $33  $25  $35  $33 
Interest cost
  483   493   131   122   139   144 
Expected return on plan assets
  (569)  (583)  (118)  (108)  -   - 
Amortization of net actuarial loss (gain)
  282   (12)  -   -   17   (15)
Amortization of prior service cost
  95   138   39   39   (145)  (145)
Foreign currency
  -   -   45   16   -   - 
Net periodic cost
 $465  $196  $130  $94  $46  $17 

   
Six Months Ended
 
   
June 30
 
   
Pension Benefits
  
Postretirement
 
   
U.S. Plans
  
Non-U.S. Plans
  
Medical Benefits
 
   
2012
  
2011
  
2012
  
2011
  
2012
  
2011
 
Service cost
 $339  $326  $66  $50  $70  $66 
Interest cost
  961   1,006   261   244   279   306 
Expected return on plan assets
  (1,140)  (1,163)  (235)  (216)  -   - 
Amortization of net actuarial loss
  568   14   -   -   34   - 
Amortization of prior service cost
  192   275   77   78   (290)  (290)
Foreign currency
  -   -   23   77   -   - 
Net periodic cost
 $920  $458  $192  $233  $93  $82