Derivative Instruments (Fair Value Of Derivative Financial Instruments Recorded In Condensed Consolidated Balance Sheets) (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Derivatives, Fair Value [Line Items]
Other Current Assets	$ 1.1
Accrued expenses	0
Foreign currency options [Member]
Derivatives, Fair Value [Line Items]
Notional	37.8
Other Current Assets	1.1
Accrued expenses	0
Foreign currency forwards [Member]
Derivatives, Fair Value [Line Items]
Notional	14.5	18.1
Other Current Assets	0	0.1
Accrued expenses	$ 0