Summary of Significant Accounting Policies - Property, Plant and Equipment Summary (Details) - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 787.0	$ 688.6
Accumulated depreciation	(364.8)	(326.9)
Total property, plant and equipment, net	422.2	361.7
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	283.9	257.0
Land and buildings
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	302.6	243.7
Computer equipment and software
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	97.2	78.2
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	50.4	52.3
Construction in progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 52.9	$ 57.4