Intangibles (Schedule Of Intangible Assets) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Finite-Lived Intangible Assets [Line Items]
Total cost of intangibles	$ 9,678	$ 9,678
Total accumulated amortization	(8,844)	(7,940)
Total intangible assets, net	834	1,738
Purchased Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Total cost of intangibles	7,700	7,700
Total accumulated amortization	(7,497)	(6,772)
Weighted Average Remaining Useful Life	3 months 18 days
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Total cost of intangibles	1,900	1,900
Total accumulated amortization	(1,334)	(1,161)
Weighted Average Remaining Useful Life	3 years 3 months 18 days
Patents [Member]
Finite-Lived Intangible Assets [Line Items]
Total cost of intangibles	78	78
Total accumulated amortization	$ (13)	$ (7)
Weighted Average Remaining Useful Life	10 years 9 months