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Retirement Plans and Postretirement Health Care and Life Insurance Benefits (Tables)
3 Months Ended
Jan. 31, 2013
Components of Net Periodic Pension Cost

The components of net periodic pension cost include the following (Dollars in millions):

 

     Three months  ended
January 31,
 
     2013     2012  

Service cost

   $ 4.2      $ 3.4   

Interest cost

     6.9        7.4   

Expected return on plan assets

     (8.1     (8.5

Amortization of prior service cost, initial net asset and net actuarial gain

     4.2        3.2   
  

 

 

   

 

 

 

Net periodic pension costs

   $ 7.2      $ 5.5   
  

 

 

   

 

 

 
Components of Net Periodic Cost for Postretirement Benefits

The components of net periodic cost for postretirement benefits include the following (Dollars in millions):

 

     Three months ended  
     January 31,  
     2013     2012  

Service cost

   $ —        $ —     

Interest cost

     0.2        0.3   

Amortization of prior service cost and recognized actuarial gain

     (0.4     (0.4
  

 

 

   

 

 

 

Net periodic cost for postretirement benefits

   $ (0.2   $ (0.1