Summary of Significant Accounting Policies (Schedule Of Product Warranty Liability) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Summary of Significant Accounting Policies [Abstract]
Standard Product Warranty Accrual, Beginning Balance	$ 63	$ 63	$ 63
Standard Product Warranty Costs And Expenses	123	146	156
Standard Product Warranty Charge Offs	123	146	156
Standard Product Warranty Accrual, Ending Balance	$ 63	$ 63	$ 63