Supplemental Balance Sheet Data - Property, Plant and Equipment, Net (Details) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, at Cost	$ 4,482.3	$ 4,172.4
Less: Accumulated Depreciation	(2,895.9)	(2,625.6)
Total	1,586.4	1,546.8
Land and Improvements
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, at Cost	101.9	100.9
Buildings
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, at Cost	379.7	378.3
Machinery and Equipment
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, at Cost	3,844.3	3,612.0
Gross assets under capital lease	8.8	8.8
Accumulated depreciation related to assets under capital lease	4.1	3.4
Construction-in-Progress
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, at Cost	$ 156.4	$ 81.2