Comprehensive Income (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
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of goods sold	$ 630.6		$ 604.8	$ 1,796.1		$ 1,710.6
Income tax expense	34.2		26.8	77.5		57.6
Discontinued operations	(1.5)		(20.3)	(9.3)		(40.5)
Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total reclassifications from AOCI	(1.3)			39.0
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]
Income tax expense	0.8			1.2
Total reclassifications from AOCI	(1.3)			(2.1)
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	$ (2.1)			$ (3.3)

[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.