Commitments and Contingencies Divestiture of Asbestos (Details) $ in Millions	12 Months Ended
Dec. 31, 2021 USD ($)
Divestiture of Asbestos [Line Items]
Gain on divestiture of legacy asbestos-related assets and liabilities before income tax	$ 88.8
Less: income tax expense	116.9
Loss on divestiture of legacy asbestos-related assets and liabilities, net of tax	(28.1)
InTelCo
Divestiture of Asbestos [Line Items]
Cash and cash equivalents	(398.0)
Current asbestos-related assets	(91.0)
Long-term asbestos-related assets	(310.4)
Accrued liabilities	91.2
Long-term asbestos-related liabilities	797.0
Gain on divestiture of legacy asbestos-related assets and liabilities before income tax	88.8
Less: income tax expense	116.9
Loss on divestiture of legacy asbestos-related assets and liabilities, net of tax	$ (28.1)

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