Net Property, Plant and Equipment - Schedule of Property, Plant and Equipment (Details) - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016
Net Property, Plant and Equipment
Property, plant and equipment	$ 2,743.9	$ 2,378.4
Less accumulated depreciation	(877.6)	(752.8)
Property, plant and equipment, net	1,866.3	1,625.6
Land
Net Property, Plant and Equipment
Property, plant and equipment	96.7	63.8
Buildings
Net Property, Plant and Equipment
Property, plant and equipment	624.2	523.2
Equipment
Net Property, Plant and Equipment
Property, plant and equipment	1,698.5	1,336.9
Construction in progress
Net Property, Plant and Equipment
Property, plant and equipment	322.0	454.4
Capital lease
Net Property, Plant and Equipment
Property, plant and equipment	$ 2.5	$ 0.1