Income Taxes, Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Deferred Tax Assets [Abstract]
Reserves and accruals	$ 62.4	$ 38.2
Postretirement benefits other than pensions	0.7	1.1
Postretirement benefits - pensions	15.6	20.9
Tax loss carryforwards	41.8	58.0
Foreign tax credit carryforwards	29.8	11.6
Other	19.4	33.1
Total deferred tax assets	169.7	162.9
Valuation allowance	(47.9)	(33.6)
Deferred Tax Liabilities [Abstract]
LIFO inventory	(9.3)	(17.0)
Property, plant, and equipment	(21.0)	(28.6)
Intangibles	(322.2)	(444.3)
Unremitted foreign earnings	(9.3)	(77.3)	$ (94.6)	$ (94.1)
Other	3.5	(48.3)
Total deferred tax liabilities	(358.3)	(615.5)
Net deferred income tax liability	(236.5)	$ (486.2)
Change in U.S. tax rate reduction amount	$ 158.6