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Contingent Liabilities and Other Matters - Assets and Liabilities Related to Asbestos-related Claims (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Loss Contingencies [Line Items]
Liabilities for claims	$ 535.2	$ 552.2
Other Long Term Liabilities
Loss Contingencies [Line Items]
Accruals included in other long-term liabilities	499.8	517.6
Asbestos Related Claims
Loss Contingencies [Line Items]
Insurance recovery assets	496.4	509.6
Asbestos Related Claims | Other assets
Loss Contingencies [Line Items]
Insurance recovery assets, noncurrent	446.4	459.6
Asbestos Related Claims | Other Long Term Liabilities
Loss Contingencies [Line Items]
Accruals included in other long-term liabilities	$ 479.9	$ 498.1

X

- Definition

Carrying amount as of the balance sheet date of reserves for the costs of settling insured claims and costs incurred in the claims settlement process attributable to asbestos and environmental claims, before estimated recoveries from reinsurers.

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Amount of receivable related to a loss contingency accrual. For example, an insurance recovery receivable.

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