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Acquisitions (Summary Of Consideration Paid) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2011
Global 360 Holding Corporation [Member]
Dec. 31, 2011
Global 360 Holding Corporation [Member]
Jul. 13, 2011
Global 360 Holding Corporation [Member]
Business Acquisition [Line Items]              
Cash consideration paid             $ 256,597
Acquisition related costs (included in Special charges in the Condensed Consolidated Statements of Income) $ 1,081 $ 1,128 $ 1,896 $ 1,128 $ 200 $ 924