Derivative Financial Instruments Effects of Derivative Instruments on OCI and Earnings (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Cash Flow Hedges [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in OCI	$ (0.7)	$ (3.2)	$ (2.0)	$ (3.9)
Amount of Loss Reclassified from Accumulated OCI into Income	1.4	0.8	2.4	1.5
Net Investment Hedges [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in OCI	(1.0)	4.1	1.4	2.4
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	(0.1)	0	0.2	0
Amount of Loss Reclassified from Accumulated OCI into Income	0	0	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	(1.0)	0.6	(2.7)	0.3
Amount of Loss Reclassified from Accumulated OCI into Income	0.9	0	1.5	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	0.4	(1.0)	0.5	(1.4)
Amount of Loss Reclassified from Accumulated OCI into Income	0.4	0.8	0.8	1.5
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	(1.0)	4.1	1.4	2.4
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	(2.8)	0	(2.8)
Amount of Loss Reclassified from Accumulated OCI into Income	$ 0.1	$ 0	$ 0.1	$ 0