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Retirement Plans and Postretirement Benefits (Tables)
3 Months Ended
Mar. 31, 2012
Retirement Plans and Postretirement Benefits  
Components of the net periodic benefit cost

 

 

 

 

2012

 

2011

 

Net Periodic Benefit Costs

 

Pension Plans

 

Postretirement
Plans

 

Pension Plans

 

Postretirement
Plans

 

Service cost

 

 

$

3

 

 

 

$

7

 

 

 

$

5

 

 

 

$

6

 

 

Interest cost

 

 

7

 

 

 

11

 

 

 

7

 

 

 

11

 

 

Expected return on plan assets

 

 

(8

)

 

 

 

 

 

(8

)

 

 

 

 

Recognized actuarial loss

 

 

5

 

 

 

8

 

 

 

3

 

 

 

8

 

 

Total

 

 

$

7

 

 

 

$

26

 

 

 

$

7

 

 

 

$

25