Effects of Derivative Instruments on OCI and Earnings (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Cash Flow Hedges [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in OCI	$ (0.3)	$ (1.3)
Amount of Loss Reclassified from Accumulated OCI into Income	0.5	1.0
Net Investment Hedges [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in OCI	0	2.4
Amount of Loss Reclassified from Accumulated OCI into Income	0	0
Foreign Currency Hedge Contracts [Member] | Net Sales [Member] | Cash Flow Hedges [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in OCI	(0.1)	0.3
Amount of Loss Reclassified from Accumulated OCI into Income	0	0
Foreign Currency Hedge Contracts [Member] | Cost of Goods and Services Sold [Member] | Cash Flow Hedges [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in OCI	(0.1)	(1.7)
Amount of Loss Reclassified from Accumulated OCI into Income	0	0.6
Interest Rate Swap Contracts [Member] | Interest Expense [Member] | Cash Flow Hedges [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in OCI	(0.1)	0.1
Amount of Loss Reclassified from Accumulated OCI into Income	0.4	0.4
Forward Treasury Locks [Member] | Interest Expense [Member] | Cash Flow Hedges [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in OCI	0	0
Amount of Loss Reclassified from Accumulated OCI into Income	0.1	0
Foreign Currency - Denominated Debt [Member] | Other Expense [Member] | Net Investment Hedges [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in OCI	0	2.4
Amount of Loss Reclassified from Accumulated OCI into Income	$ 0	$ 0