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Pension and Other Postretirement Benefit Plans
9 Months Ended
Sep. 30, 2012
Pension and Other Postretirement Benefit Plans

5. Pension and Other Postretirement Benefit Plans

The components of net periodic pension cost for defined benefit pension and other postretirement benefit plans included in the Company’s results of operations are as follows:

 

     Three Months Ended September 30,
    (in millions)    2012   2011   2012   2011
     Pension Plans   Postretirement Plans

Service cost – benefits earned
during the period

     $         0.4       $         0.4       $         -         $         0.1  

Interest cost

       8.8         9.2         0.6         0.6  

Expected return on plan assets

       (9.6 )       (9.9 )       -           -    

Recognized net actuarial loss

       3.2         3.8         0.1         0.1  

Amortization of prior service cost

       0.1         -           (1.0 )       (1.3 )

Net periodic cost (benefit)

     $ 2.9       $ 3.5       $ (0.3 )     $ (0.5 )
    

 

 

     

 

 

     

 

 

     

 

 

 

 

     Nine Months Ended September 30,
    (in millions)    2012   2011   2012   2011
     Pension Plans   Postretirement Plans

Service cost – benefits earned
during the period

     $         1.2       $         0.4       $         0.1       $         0.1  

Interest cost

       26.4         25.0         1.6         1.8  

Expected return on plan assets

       (29.0 )       (27.0 )       -           -    

Recognized net actuarial loss

       9.6         11.3         0.2         0.3  

Amortization of prior service cost

       0.1         -           (2.9 )       (3.9 )
    

 

 

     

 

 

     

 

 

     

 

 

 

Net periodic cost (benefit)

     $ 8.3       $ 9.7       $ (1.0 )     $ (1.7 )