Property, Plant and Equipment (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Property, Plant and Equipment
Total property, plant and equipment	$ 418.1	$ 391.0
Accumulated depreciation	(153.3)	(124.1)
Property, plant and equipment, net	264.8	266.9
Depreciation	41.5	44.6	$ 46.4
Land and leasehold improvements
Property, Plant and Equipment
Total property, plant and equipment	68.6	67.8
Buildings and improvements
Property, Plant and Equipment
Total property, plant and equipment	113.5	101.0
Machinery, equipment, fixtures and software
Property, Plant and Equipment
Total property, plant and equipment	220.0	207.3
Construction in process
Property, Plant and Equipment
Total property, plant and equipment	$ 16.0	$ 14.9

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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