Income Taxes - Income Tax Reconciliation (Details) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2017 USD ($)	Sep. 30, 2017 USD ($)	Jun. 30, 2017 USD ($)	Mar. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Sep. 30, 2016 USD ($)	Jun. 30, 2016 USD ($)	Mar. 31, 2016 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)
Effective Income Tax Rate Reconciliation, Amount [Abstract]
Income taxes at U.S. statutory rate of 35%									$ 372.3	$ 66.7	$ 324.4
State taxes, net of federal benefit									2.3	(10.6)	8.2
U.S. tax on non-U.S. earnings									226.0	40.7	31.5
Affiliates' earnings									(17.9)	(15.0)	(14.0)
Foreign rate differentials									(100.2)	(93.3)	(92.6)
Tax holidays									(31.0)	(25.5)	(21.2)
Withholding taxes									24.9	13.3	7.8
Tax credits									(24.2)	(3.2)	(3.2)
Reserve adjustments, settlements and claims									8.0	11.6	19.4
Valuation allowance adjustments									12.2	(2.7)	8.3
Non-deductible transaction costs									10.9	8.3	8.1
Provision to return and other one-time tax adjustments									(1.9)	0.3	(5.1)
Impact of transactions									4.0	16.3	11.6
Currency									0.7	10.0	0.1
Other foreign taxes									8.1	12.9	9.0
Partnership income									3.3	3.4	3.1
Revaluation of U.S. deferred taxes									63.7	0.0	0.0
Other									19.1	(2.9)	(15.0)
Provision for income taxes	$ 338.4	$ 79.4	$ 76.2	$ 86.3	$ (183.1)	$ 48.8	$ 84.2	$ 80.4	$ 580.3	$ 30.3	$ 280.4
Change in Effective Tax Rate, in Percentage	0.387								0.387
Effective Income Tax Rate Reconciliation, Percent									54.60%	15.90%	30.30%
Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability									$ 104.7
Tax benefits associated with asbestos-related charge					263.0					$ 263.0
Tax benefits associated with loss on divestiture					(4.9)					22.7
Tax benefit associated with restructuring	$ 8.9	1.2				0.5	4.4	1.0	10.1	6.0	$ 3.7
Tax expense on gain from customer contract expiration							2.6			2.2
Tax benefit associated with merger and acquisition expense	0.7	0.3							1.0		3.8
Tax benefit associated with asset impairment expense	18.2					27.6			18.2
Tax benefits associated with pension settlement loss											9.0
Tax impact of other tax adjustments	$ (7.9)	$ 5.1	$ 3.2	$ (3.4)	4.9	$ 2.4	$ 0.3	$ 1.0	$ 3.8	8.6	$ 9.9
Tax benefits associated with intangible asset impairment					$ 4.4					$ 4.4
U.S. Federal Corporate Tax Rate prior to the Tax Cuts and Jobs Act									35.00%
U.S. Federal Corporate Tax Rate After the Tax Cuts and Jobs Act									21.00%
Increase of deferred tax liabilities, future remittance of foreign earnings, due to the Act									$ 94.1