Derivatives (Schedule Of Change In The Fair Value Of Derivatives Designated As Hedging Instruments) (Details) (USD $)	3 Months Ended		9 Months Ended
	Mar. 31, 2012	Mar. 31, 2011	Mar. 31, 2012	Mar. 31, 2011
Derivative Instruments, Gain (Loss) [Line Items]
Derivative instruments amounts recorded as ineffective portions of hedges			$ 0	$ 0
Estimated net amount of existing losses that are expected to be reclassified into earnings			600,000
Derivatives Designated As Hedging Instruments [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative instruments, gain (loss) recognized in other comprehensive income, effective portion, net, total	(245,000)	2,523,000	(1,370,000)	6,184,000
Interest Rate Contract [Member] | Derivatives Designated As Hedging Instruments [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative instruments, gain (loss) recognized in other comprehensive income, effective portion, net, total	(105,000)	691,000	(517,000)	1,806,000
Cross Currency Swap Contracts [Member] | Derivatives Designated As Hedging Instruments [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative instruments, gain (loss) recognized in other comprehensive income, effective portion, net, total	$ (140,000)	$ 1,832,000	$ (853,000)	$ 4,378,000