Valuation And Qualifying Accounts (Schedule Of Valuation And Qualifying Accounts) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2013		Jun. 30, 2012		Jun. 30, 2011
Valuation and Qualifying Accounts [Abstract]
Allowance for Doubtful Accounts, Beginning Balance	$ 678		$ 570		$ 516
Additions Charged to Costs and Expenses	178		128		65
Deductions	34	[1]	20	[1]	11	[1]
Allowance for Doubtful Accounts, Ending Balance	$ 822		$ 678		$ 570

[1] Represents uncollectible accounts written-off net of recoveries.