Derivative Instruments And Hedging Activities (Summary Of Amount And Location Of Derivative Financial Instruments) (Details) - Foreign Currency Hedging Instruments [Member] - USD ($) $ in Thousands	Sep. 30, 2017	Jun. 30, 2017
Derivatives, Fair Value [Line Items]
Net foreign currency hedging instruments	$ (1,430)	$ 2,760
Other Assets - Current [Member]
Derivatives, Fair Value [Line Items]
Foreign currency hedging instruments, assets	4,146	2,614
Other Assets - Non Current [Member]
Derivatives, Fair Value [Line Items]
Foreign currency hedging instruments, assets	632	1,273
Accrued Expenses [Member]
Derivatives, Fair Value [Line Items]
Foreign currency hedging instruments, liabilities	$ (6,208)	$ (1,127)