Equity Equity (Reclassification Adjustments out of Accumulated Other Comprehensive Income (Loss)) (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, before Tax	[1]	$ 14.3	$ 16.3	$ 41.4	$ 46.6
Gains and losses on cash flow hedges	[2]	1.4	(2.2)		(3.9)
Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, before Tax	[1]	(1.3)	(1.7)	(3.7)	(3.7)
Earnings before income taxes [Member]
Defined benefit plan reclassification adjustments		8.9	9.9	24.9	28.6
Earnings from continuing operations [Member]
Cash flow hedge reclassification adjustments, net of tax		1.5	(2.1)	2.7	(3.6)
Total reclassifications from Other comprehensive income (loss), net of tax		10.4	7.8	27.6	25.0
cost of goods sold [Member] | Currency Derivatives
Gains and losses on cash flow hedges			0.1		0.3
Provision for income taxes [Member]
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Tax		0.0		0.0
Other comprehensive income loss reclassification adjustment on defined benefit plans tax		$ (4.1)	$ (4.7)	$ (12.8)	$ (14.3)

[1] Reclassifications of the service cost component of pension and postretirement benefit costs are reflected within Operating income; the remaining components are included within Other income/(expense), net.

[2] Reclassifications of interest rate swaps and locks are reflected within Interest expense; reclassifications of currency derivatives designated as hedges are reflected in Cost of goods sold.