Property, Plant, and Equipment, net (Details) - USD ($) $ in Millions	Mar. 31, 2017	Dec. 31, 2016
Property, Plant, and Equipment
Property, plant and equipment, gross	$ 1,292.9	$ 1,244.9
Accumulated depreciation	(632.0)	(612.7)
Property, plant, and equipment, net	660.9	632.2
Land and land improvements
Property, Plant, and Equipment
Property, plant and equipment, gross	96.9	94.7
Buildings and leasehold improvements
Property, Plant, and Equipment
Property, plant and equipment, gross	314.5	308.0
Machinery and equipment
Property, Plant, and Equipment
Property, plant and equipment, gross	735.0	717.9
Furniture, fixtures and other
Property, Plant, and Equipment
Property, plant and equipment, gross	73.3	66.8
Projects in progress
Property, Plant, and Equipment
Property, plant and equipment, gross	$ 73.2	$ 57.5