Reclassifications Out Of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, before Tax		$ (1.3)	$ 0.7	$ (1.5)	$ (0.9)
Derivative Instruments, Gain (Loss) Reclassified From Accumulated OCI into Income, Effective Portion, Tax		0.7	0.0	0.8	1.1
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Net of Tax		(0.6)	0.7	(0.7)	0.2
Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, before Tax	[1]	(1.2)	(0.8)	(2.2)	(1.6)
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Net Prior Service Cost (Credit) Arising During Period, before Tax	[1]	0.1	0.1	0.2	0.2
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, before Tax		(1.1)	(0.7)	(2.0)	(1.4)
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Tax		0.4	0.3	0.6	0.4
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, Net of Tax		(0.7)	(0.4)	(1.4)	(1.0)
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax		(1.3)	0.3	(2.1)	(0.8)
Cost of Sales [Member] | Foreign Exchange Contract [Member]
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, before Tax		$ (1.3)	$ 0.7	$ (1.5)	$ (0.9)
Description of Location of Gain (Loss) on Foreign Currency Derivative in Financial Statements				Cost of sales
Gross Pension Costs Reclassified to Net Income [Member]
Pension and Postretirement Plans, Income Statement Location of Net Periodic Pension Expense Reclassified from Accumulated OCI				(a)
Income Before Taxes [Member]
Derivative Instruments, Income Statement Location of Gain (Loss) Reclassified from Accumulated OCI				Income before income taxes
Pension and Postretirement Plans, Income Statement Location of Net Periodic Pension Expense Reclassified from Accumulated OCI				Income before income taxes
Tax (Expense) Benefit [Member]
Derivative Instruments, Income Statement Location of Gain (Loss) Reclassified from Accumulated OCI				Income tax provision (benefit)
Pension and Postretirement Plans, Income Statement Location of Net Periodic Pension Expense Reclassified from Accumulated OCI				Income tax provision (benefit)
Net Income (Loss) [Member]
Derivative Instruments, Income Statement Location of Gain (Loss) Reclassified from Accumulated OCI				Net income
Pension and Postretirement Plans, Income Statement Location of Net Periodic Pension Expense Reclassified from Accumulated OCI				Net income

[1] (a) These OCI components are included in the computation of net pension cost (see Note 7 for additional details).