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Defined Benefit Plans (Tables)
3 Months Ended
Mar. 31, 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 three months ended March 31, 2016 and 2015 were as follows:

 

(In millions)    Three Months Ended March 31,  
     Pension Benefits      Postretirement Benefits  
     2016      2015      2016      2015  

Service cost

   $ 2.8       $ 3.2       $  —         $  —     

Interest cost

     8.7         8.5         0.1         0.2   

Expected return on plan assets

     (9.5      (10.2      —           —     

Recognition of prior service credits

     —           —           (2.3      (3.5

Recognition of actuarial losses

     —           —           0.9         —     
  

 

 

    

 

 

    

 

 

    

 

 

 

Net periodic benefit cost

   $ 2.0       $ 1.5       $ (1.3    $ (3.3