Derivative Financial Instruments Effects of Derivative Instruments on OCI and Earnings (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Cash Flow Hedges [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in OCI	$ (0.3)	$ (0.6)	$ (2.3)	$ (4.4)
Amount of Loss Reclassified from Accumulated OCI into Income	1.3	0.3	3.7	1.8
Net Investment Hedges [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in OCI	(2.5)	(2.2)	(1.1)	0.2
Amount of Loss Reclassified from Accumulated OCI into Income	0	0	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	(0.2)	0
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	(0.2)	(2.6)	0.2
Amount of Loss Reclassified from Accumulated OCI into Income	0.8	0	2.3	0
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	(0.2)	(0.4)	0.3	(1.8)
Amount of Loss Reclassified from Accumulated OCI into Income	0.4	0.3	1.2	1.8
Foreign Currency - Denominated Debt [Member] | Foreign Exchange and Other [Member] | Net Investment Hedges [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in OCI	(2.5)	(2.2)	(1.1)	0.2
Amount of Loss Reclassified from Accumulated OCI into Income	0	0	0	0
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	0	(2.8)
Amount of Loss Reclassified from Accumulated OCI into Income	$ 0.1	$ 0	$ 0.2	$ 0