Property, Plant And Equipment (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	$ 579.5	$ 593.3
Less: accumulated depreciation	(315.4)	(318.7)
Property, plant and equipment, net	264.1	274.6
Land and improvements
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	10.7	16.9
Buildings and improvements
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	168.7	148.8
Machinery, equipment and other assets
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	354.5	342.8
Construction in progress
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	$ 45.6	$ 84.8

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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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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