Segment Information (Summary Of Financial Data By Geographic Area) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 60,297	$ 66,800	$ 60,421
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	30,204	39,994	39,648
Other North America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	4,393	5,656	4,856
Total North America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	34,597	45,650	44,504
Japan [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	17,015	12,430	7,685
Other Asia Pacific Countries [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	2,366	2,888	2,062
Asia Pacific [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	19,381	15,318	9,747
Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	6,221	5,832	6,011
South America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 98		$ 159