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Acquisitions (Details) In Millions, unless otherwise specified	6 Months Ended			6 Months Ended			6 Months Ended
	Jun. 30, 2012 USD ($)	Jun. 30, 2011 USD ($)	Apr. 16, 2012 EUR (€)	Jun. 30, 2012 Damilo Group [Member] EUR (€)	Apr. 16, 2012 Damilo Group [Member] USD ($)	Apr. 16, 2012 Damilo Group [Member] EUR (€)	Jun. 30, 2012 Acquisitions Excluding Damilo Group [Member] USD ($)	Jun. 30, 2011 Acquisitions Excluding Damilo Group [Member] USD ($)
Business Acquisition [Line Items]
Acquisition date				2012-04-16
Total purchase price					$ 28.0	€ 21.2
Goodwill acquired						22.1
Intangible Assets acquired				6.1		6.3
Assumed liabilities			28.7
Assets acquired, net of goodwill, related intangible assets and cash			21.5
Amount of cash consideration paid for acquisitions, net of cash acquired	34.0	15.2					6.0	15.2
Estimated amortization expense, remainder of the current fiscal year	18.7
Estimated amortization expense, 2013	32.4
Estimated amortization expense, 2014	27.3
Estimated amortization expense, 2015	23.6
Estimated amortization expense, 2016	20.6
Estimated amortization expense, 2017	$ 18.7