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Defined Benefit Plans (Tables)
9 Months Ended
Sep. 30, 2016
Components of Net Periodic Benefit Cost for Pension and Postretirement Benefits

The components of net periodic benefit cost for pension and postretirement benefits for the nine and three months ended September 30, 2016 and 2015 were as follows:

 

(In millions)    Nine Months Ended September 30,  
     Pension Benefits      Postretirement Benefits  
     2016      2015      2016      2015  

Service cost

   $ 7.2       $ 8.7       $ —         $ —     

Interest cost

     25.8         25.2         0.2         0.4   

Expected return on plan assets

     (27.9      (30.3      —           —     

Recognition of prior service costs (credits)

     —           0.1         (10.0      (10.3

Recognition of actuarial losses (gains)

     —           2.9         1.9         (0.1
  

 

 

    

 

 

    

 

 

    

 

 

 

Net periodic benefit cost (income)

   $ 5.1       $ 6.6       $ (7.9    $ (10.0

 

(In millions)    Three Months Ended September 30,  
     Pension Benefits      Postretirement Benefits  
     2016      2015      2016      2015  

Service cost

   $ 1.6       $ 2.3       $ —         $ —     

Interest cost

     8.4         8.3         (0.1      0.1   

Expected return on plan assets

     (8.9      (9.9      —           —     

Recognition of prior service costs (credits)

     —           0.1         (3.8      (3.3

Recognition of actuarial losses (gains)

     —           2.9         1.0         (0.1
  

 

 

    

 

 

    

 

 

    

 

 

 

Net periodic benefit cost (income)

   $ 1.1       $ 3.7       $ (2.9    $ (3.3