Derivative Instruments And Hedging Activities (Summary Of Amount And Location Of Derivative Financial Instruments) (Details) - Foreign Currency Hedging Instruments [Member] - USD ($) $ in Thousands	Mar. 31, 2018	Jun. 30, 2017
Derivatives, Fair Value [Line Items]
Net foreign currency hedging instruments	$ (1,786)	$ 2,760
Other Assets - Current [Member]
Derivatives, Fair Value [Line Items]
Foreign currency hedging instruments, assets	980	2,614
Other Assets - Non Current [Member]
Derivatives, Fair Value [Line Items]
Foreign currency hedging instruments, assets		1,273
Accrued Expenses [Member]
Derivatives, Fair Value [Line Items]
Foreign currency hedging instruments, liabilities	$ (2,766)	$ (1,127)