Balance Sheet Accounts - Schedule of Property, Plant and Equipment, net (Details) - USD ($) $ in Millions	Sep. 30, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 1,053.9	$ 1,064.5
Less: accumulated depreciation	(650.1)	(654.6)
Property, plant and equipment, net	403.8	409.9
Land
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	71.2	71.2
Buildings and improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	435.4	434.9
Machinery and equipment, including capitalized software
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	460.9	488.2
Construction-in-progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 86.4	$ 70.2