Comprehensive Income (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
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of goods sold	$ 659.1		$ 632.3	$ 1,165.5		$ 1,105.8
Net sales	913.1		840.4	1,581.5		1,454.8
Interest expense, net	3.6		4.3	7.0		9.0
Income tax expense	34.7		25.9	43.3		30.8
Discontinued operations	0		(4.8)	(7.8)		(20.2)
Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total reclassifications from AOCI	(1.6)			39.9
Gains/(Losses) on cash flow hedges [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassifications from AOCI, before tax	(1.6)			(1.2)
Income tax expense	0			0
Total reclassifications from AOCI	(1.6)			(1.2)
Foreign currency translation adjustments [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Discontinued operations	0	[1]		41.1	[1]
Commodity derivative contracts [Member] | Gains/(Losses) on cash flow hedges [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of goods sold	(1.6)			(1.2)
Interest rate derivative contracts [Member] | Gains/(Losses) on cash flow hedges [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest expense, net	$ 0			$ 0

[1] The reclassification of foreign currency translation adjustments relates to the sale of the Service Experts business in the first quarter of 2013. Refer to Note 13 for details.