Acquisitions InMo TX, Narrative (Details) (USD $)	3 Months Ended	12 Months Ended				12 Months Ended		12 Months Ended	0 Months Ended								0 Months Ended
	Mar. 26, 2011 InMoTx, Inc. [Member]	Jun. 30, 2011 InMoTx, Inc. [Member]	Jun. 30, 2012 InMoTx, Inc. [Member]	Mar. 28, 2012 InMoTx, Inc. [Member]	Jan. 10, 2011 InMoTx, Inc. [Member]	Jun. 30, 2012 InMoTx, Inc. [Member] Shareholders [Member]	Jan. 10, 2011 InMoTx, Inc. [Member] Shareholders [Member]	Jun. 30, 2012 InMoTx, Inc. [Member] Chief Technology Officer [Member]	Jan. 10, 2011 InMoTx, Inc. [Member] Developed Technology Rights [Member]	Jan. 10, 2011 InMoTx, Inc. [Member] Trademarks/Trade names [Member]	Jun. 30, 2012 InMoTx, Inc. [Member] Common Stock [Member]	Sep. 20, 2011 InMoTx, Inc. [Member] Common Stock [Member]	Jan. 10, 2011 InMoTx, Inc. [Member] Common Stock [Member]	Jun. 25, 2011 MobileRobots [Member]	Jun. 25, 2010 MobileRobots [Member]	Jun. 25, 2010 MobileRobots [Member] Developed Technology Rights [Member]	Jun. 25, 2010 MobileRobots [Member] Common Stock [Member]
Business Acquisition [Line Items]
Consideration payable, cash and stock, high range of value					$ 4,300,000
Cash paid upon merger					1,500,000										1,000,000
Total value of merger consideration recognized, including cash paid					2,600,000										3,000,000
Shares of common stock issued upon merger													199,979				394,403
Indemnification holdback period, common stock issued upon merger													18 months
Contingent consideration, percent of revenue achieved in excess of specified thresholds						10.00%		2.00%
Fair value of contingent cash payments			0			0
Indemnification amounts, relating to customer claims, agreed upon subsequent to acquisition				508,000
Total value of stock issued upon merger													977,897		2,000,000
Share-based compensation, acquiree employee, shares foreited												80,500
Share-based compensation, acquiree employee, shares vested											19,500
Indemnification for breaches of representations, warranties, and covenants					1,000,000										3,000,000
Indemnification for core corporate and intellectual property representations or taxes					1,500,000
Fair value of receivables acquired					14,000
Intangible assets					1,331,000										1,170,000
Intangible assets									1,100,000	231,000						900,000
Intangible valuation assumption, royalty rate									9.10%	1.00%				3.50%
Goodwill					1,440,000										1,186,000
Fair value of contingent consideration							80,000
Acquisition-related costs	498,000
Pro forma net loss		$ (8,000,000)
Pro forma earnings per share, diluted		$ (0.91)