Basis of Presentation and Summary of Significant Accounting Policies - Property, Plant and Equipment (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Property, Plant and Equipment [Line Items]
Depreciation expense, including amortization of capital leases	$ 22.2	$ 22.5	$ 31.8
Interest capitalized	$ 0.0	$ 0.0	$ 0.0
Buildings | Maximum
Property, Plant and Equipment [Line Items]
Useful lives of property, plant and equipment (in years)	40 years
Machinery and equipment | Maximum
Property, Plant and Equipment [Line Items]
Useful lives of property, plant and equipment (in years)	15 years
Machinery and equipment | Minimum
Property, Plant and Equipment [Line Items]
Useful lives of property, plant and equipment (in years)	3 years