SeaBotix Inc. Acquisition (Details Textual) (USD $)	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Business Acquisition Purchase Price Holdback Amount	$ 500,000
Cash Acquired from Acquisition	316,000	316,000	316,000
Noncash or Part Noncash Acquisition, Accounts Receivable Acquired	1,342,000
Business Acquisition Description Of Contingent Consideration	Earnout payments equal to 15.5% of annual gross revenues are payable if SBX generates annual gross revenues in excess of $10,000,000 and maintains a certain gross profit percentage for calendar years 2013 and 2014. If the Company estimates that it is more likely than not that these future earnout payments will exceed $3,315,000, the Company would have to increase the contingent earnout liability by the anticipated additional amount of the earnout payments.
Estimated Future Earnout Payments Percentage Of Annual Gross Revenue	15.50%
Business Acquisition Contingent Consideration At Fair Value Earn Out Paid	$ 6,685,000