Company and Summary of Significant Accounting Policies (Details) (USD $)	12 Months Ended			12 Months Ended					3 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2012 Revenue [Member] Customer Concentration Risk [Member] One Disk Drive Customer [Member]	Jun. 30, 2012 Revenue [Member] Customer Concentration Risk [Member] One Mainly Solar Customer [Member]	Jun. 30, 2011 Revenue [Member] Customer Concentration Risk [Member] One Mainly Solar Customer [Member]	Jun. 30, 2012 Accounts Receivable [Member] Customer Concentration Risk [Member] Two Customers [Member]	Jun. 30, 2011 Accounts Receivable [Member] Customer Concentration Risk [Member] Two Customers [Member]	Jun. 30, 2011 MobileRobots [Member]	Jun. 30, 2010 MobileRobots [Member]	Mar. 26, 2011 InMoTx, Inc. [Member]
Company and Summary of Significant Accounting Policies [Line Items]
Foreign Currency Transaction Loss, before Tax	$ (732,000)	$ (188,000)
Cash	8,722,000	8,627,000	8,618,000
Allowance for doubtful accounts receivable, percentage of consolidated accounts receivable	0.50%
Bad debt expense	150,000	495,000
Property and equipment, net	2,292,000	1,769,000
Intangible assets, net (Including goodwill)	4,700,000	5,100,000
Goodwill and intangible assets acquired during the period										2,400,000	2,800,000
Increase in purchase price allocation for goodwill, reduction in deferred tax assets									307,000
Customer concentration risk, percentage	100.00%	100.00%		7.00%	6.00%	8.00%	17.00%	15.00%
Advertising costs	$ 57,000	$ 58,000