Property, Plant and Equipment - Major Components of Property, Plant, and Equipment (Details) - USD ($) $ in Millions	Jun. 30, 2020	Dec. 31, 2019
Property, Plant and Equipment
Total property, plant and equipment	$ 423.8	$ 418.1
Accumulated depreciation	(169.6)	(153.3)
Property, plant and equipment, net	254.2	264.8
Land and leasehold improvements
Property, Plant and Equipment
Total property, plant and equipment	67.2	68.6
Buildings and improvements
Property, Plant and Equipment
Total property, plant and equipment	115.1	113.5
Machinery, equipment, fixtures and software
Property, Plant and Equipment
Total property, plant and equipment	221.5	220.0
Construction in process
Property, Plant and Equipment
Total property, plant and equipment	$ 20.0	$ 16.0