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Property, Plant and Equipment (Tables)
12 Months Ended
Dec. 31, 2012
Property, Plant and Equipment  
Schedule of Property, plant and equipment

 

 

 
  December 31,  
 
  2012   2011  
 
  (in millions)
 

Land

  $ 15.8   $ 15.6  

Buildings and improvements

    156.4     151.4  

Machinery and equipment

    327.3     316.5  

Construction in progress

    15.5     7.5  
           

 

    515.0     491.0  

Accumulated depreciation

    (291.4 )   (267.9 )
           

 

  $ 223.6   $ 223.1