Accumulated Other Comprehensive Loss (Details 1) (USD $) In Millions, unless otherwise specified	3 Months Ended			6 Months Ended
	Jun. 30, 2013		Jun. 30, 2012	Jun. 30, 2013		Jun. 30, 2012
Reclassification out of Accumulated Other Comprehensive Loss [Line Items]
Cost of goods and services sold	$ (233.6)		$ (226.1)	$ (461.3)		$ (441.3)
Interest expense	(4.1)		(4.6)	(8.7)		(8.8)
Transition obligation				0.1		0
Prior service cost	0.3		0.4	0.7		0.8
Actuarial losses	(2.3)		(2.2)	(4.7)		(4.3)
Income before income taxes	38.8		20.0	78.0		57.9
Tax expense	(10.3)		(6.5)	(18.9)		(16.4)
Net income	30.2		15.6	61.9		44.8
Reclassification out of Accumulated Other Comprehensive Loss [Member]
Reclassification out of Accumulated Other Comprehensive Loss [Line Items]
Net income	(2.7)			(5.0)
Reclassification out of Accumulated Other Comprehensive Loss [Member] | Losses on Cash Flow Hedges [Member]
Reclassification out of Accumulated Other Comprehensive Loss [Line Items]
Income before income taxes	(2.2)			(3.9)
Tax expense	0.8			1.5
Net income	(1.4)			(2.4)
Reclassification out of Accumulated Other Comprehensive Loss [Member] | Amortization of Defined Benefit Pension and Other Postretirement Plans [Member]
Reclassification out of Accumulated Other Comprehensive Loss [Line Items]
Transition obligation	0	[1]		(0.1)	[1]
Prior service cost	0.3	[1]		0.7	[1]
Actuarial losses	(2.3)	[1]		(4.7)	[1]
Income before income taxes	(2.0)			(4.1)
Tax expense	0.7			1.5
Net income	(1.3)			(2.6)
Foreign Currency Contract [Member] | Reclassification out of Accumulated Other Comprehensive Loss [Member] | Losses on Cash Flow Hedges [Member]
Reclassification out of Accumulated Other Comprehensive Loss [Line Items]
Cost of goods and services sold	(1.4)			(2.4)
Interest Rate Swap Contracts [Member] | Reclassification out of Accumulated Other Comprehensive Loss [Member] | Losses on Cash Flow Hedges [Member]
Reclassification out of Accumulated Other Comprehensive Loss [Line Items]
Interest expense	(0.7)			(1.3)
Forward Treasury Locks [Member] | Reclassification out of Accumulated Other Comprehensive Loss [Member] | Losses on Cash Flow Hedges [Member]
Reclassification out of Accumulated Other Comprehensive Loss [Line Items]
Interest expense	$ (0.1)			$ (0.2)

[1] These components are included in the computation of net periodic benefit cost. Refer to Note 11, Benefit Plans, for additional details.