Concentration Of Risk, Segment, And Geographic Information (Summary Of Revenues By Geographic Area) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Segment Reporting Information [Line Items]
Revenues	$ 15,004	$ 12,888
United States [Member]
Segment Reporting Information [Line Items]
Revenues	10,001	7,132
Other North America [Member]
Segment Reporting Information [Line Items]
Revenues	562	734
Total North America [Member]
Segment Reporting Information [Line Items]
Revenues	10,563	7,866
Japan [Member]
Segment Reporting Information [Line Items]
Revenues	3,168	3,187
Other Asia Pacific Countries [Member]
Segment Reporting Information [Line Items]
Revenues	112	216
Total Asia Pacific [Member]
Segment Reporting Information [Line Items]
Revenues	3,280	3,403
Europe [Member]
Segment Reporting Information [Line Items]
Revenues	1,159	1,531
South America [Member]
Segment Reporting Information [Line Items]
Revenues	$ 2	$ 88