v2.4.0.6
Fair Value (Tables)
12 Months Ended
Dec. 31, 2012
Fair Value [Abstract]  
Financial instruments measured at fair value, on a recurring basis
                                 

(in millions)

  Total     Level 1     Level 2     Level 3  

Trading securities

  $ 11.4     $ 11.4     $ —       $ —    

Interest rate swaps

    (5.8     —         (5.8     —    
   

 

 

   

 

 

   

 

 

   

 

 

 

Total financial instruments at fair value

  $ 5.6     $ 11.4     $ (5.8   $ —