Property, Plant and Equipment (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Property, Plant and Equipment [Abstract]
Impairment of Long-Lived Assets to be Disposed of	$ 0	$ 0	$ 0.2
Land	39.5	29.4
Buildings and improvements	212.6	208.6
Machinery and equipment	649.1	612.9
Construction in progress and equipment not yet in service	51.6	32.1
Total	952.8	883.0
Less accumulated depreciation	(617.3)	(584.8)
Property, plant and equipment, net	$ 335.5	$ 298.2	$ 300.7