Segment Information - Textuals (Details) $ in Millions	12 Months Ended
Dec. 31, 2019 USD ($) Segment	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)
Segment Reporting Information [Line Items]
Property, Plant and Equipment, Net	$ 531.5	$ 518.8
Revenue	2,846.4	2,745.1	$ 2,585.3
Gain (Loss) on Disposition of Property Plant Equipment	$ (1.0)	40.7	0.9
Number of reportable segments \| Segment	3
United States
Segment Reporting Information [Line Items]
Property, Plant and Equipment, Net	$ 158.7	159.7
Revenue	989.4	887.0	853.6
Germany
Segment Reporting Information [Line Items]
Revenue	391.2	412.5	$ 389.3
Italy
Segment Reporting Information [Line Items]
Property, Plant and Equipment, Net	$ 95.7	$ 101.0

Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.

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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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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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