Property, Net (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Property, Plant and Equipment [Line Items]
Property, gross	$ 1,430.8	$ 1,447.1
Less accumulated depreciation and amortization	(835.2)	(800.9)
Property, net	595.6	646.2
Land and Land Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, gross	50.5	52.5
Buildings [Member]
Property, Plant and Equipment [Line Items]
Property, gross	307.0	315.4
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, gross	$ 1,073.3	$ 1,079.2