Segment Information - Textuals (Details) $ in Millions	12 Months Ended
Dec. 31, 2021 USD ($) Segment	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Segment Reporting Information [Line Items]
Revenue	$ 2,765.0	$ 2,477.8	$ 2,846.4
Property, Plant and Equipment, Net	509.1	525.1
Gain on divestiture of legacy asbestos-related assets and liabilities before income tax	$ 88.8
Number of reportable segments \| Segment	3
InTelCo
Segment Reporting Information [Line Items]
Gain on divestiture of legacy asbestos-related assets and liabilities before income tax	$ 88.8
United States
Segment Reporting Information [Line Items]
Revenue	842.9	811.0	989.4
Property, Plant and Equipment, Net	130.3	141.8
Germany
Segment Reporting Information [Line Items]
Revenue	418.3	334.9	391.2
Italy
Segment Reporting Information [Line Items]
Property, Plant and Equipment, Net	115.7	108.2
China
Segment Reporting Information [Line Items]
Revenue	306.5	232.9	$ 227.6
Property, Plant and Equipment, Net	$ 52.5	$ 51.7

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Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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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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