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Organization and Basis of Presentation Schedule of Property, Plant & Equipment (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Property, Plant and Equipment [Line Items]      
Land $ 30.6 $ 28.2  
Land Improvements 17.4 15.6  
Buildings and Improvements, Gross 273.5 261.0  
Machinery and Equipment, Gross 1,405.5 1,320.4  
Construction in Progress, Gross 138.2 107.4  
Property, Plant and Equipment, Gross 1,865.2 1,732.6  
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment (894.0) (796.3)  
Property, Plant and Equipment, Net 971.2 936.3  
Depreciation $ 123.7 $ 122.2 $ 126.6
Land Improvements [Member]
      
Property, Plant and Equipment [Line Items]      
Property, Plant and Equipment, Estimated Useful Lives 10-15    
Building and Building Improvements [Member]
      
Property, Plant and Equipment [Line Items]      
Property, Plant and Equipment, Estimated Useful Lives 15-40    
Machinery and Equipment [Member]
      
Property, Plant and Equipment [Line Items]      
Property, Plant and Equipment, Estimated Useful Lives 3-12