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Fair Value of Financial Instruments (Tables)
12 Months Ended
Dec. 31, 2012
Schedule of Company's Financial Instruments

Carrying amounts and the related estimated fair values of the Company’s financial instruments as of December 31, 2012 and 2011 are as follows:

     December 31, 2012      December 31, 2011  
      Fair Value      Carrying
Value
     Fair Value      Carrying
Value
 
(Dollars in millions)                            

Financial assets:

           

Cash and cash equivalents

   $ 66.7       $ 66.7       $ 54.1       $ 54.1   

Investments and other assets(a)

     1.4         1.4         1.3         1.3   

Financial liabilities:

           

Long-term debt (including current portion)

   $ 331.1       $ 296.1       $ 324.4       $ 302.1   
                                     

 

(a) Excludes equity method investments.