Acquisitions MobileRobots, Narrative (Details) (USD $)			12 Months Ended		0 Months Ended			0 Months Ended	12 Months Ended	3 Months Ended	0 Months Ended			12 Months Ended					0 Months Ended		0 Months Ended
	Jun. 30, 2013 Common Stock [Member] Unregistered Restricted Stock Outside of Stock Plans [Member]	Jan. 10, 2011 InMoTx, Inc. [Member]	Jun. 30, 2012 InMoTx, Inc. [Member] Unregistered Restricted Stock Outside of Stock Plans [Member]	Jun. 30, 2011 InMoTx, Inc. [Member] Unregistered Restricted Stock Outside of Stock Plans [Member]	Jun. 30, 2012 InMoTx, Inc. [Member] Common Stock [Member]	Jan. 10, 2011 InMoTx, Inc. [Member] Common Stock [Member]	Jan. 10, 2011 InMoTx, Inc. [Member] Common Stock [Member] Unregistered Restricted Stock Outside of Stock Plans [Member]	Jun. 25, 2010 MobileRobots [Member]	Jun. 30, 2013 MobileRobots [Member]	Oct. 01, 2011 MobileRobots [Member] Acquiree Employee Bonus [Member]	Jun. 25, 2012 MobileRobots [Member] Unregistered Restricted Stock Outside of Stock Plans [Member]	Jun. 25, 2011 MobileRobots [Member] Unregistered Restricted Stock Outside of Stock Plans [Member]	Apr. 15, 2011 MobileRobots [Member] Unregistered Restricted Stock Outside of Stock Plans [Member]	Jun. 30, 2013 MobileRobots [Member] Unregistered Restricted Stock Outside of Stock Plans [Member]	Jun. 30, 2012 MobileRobots [Member] Unregistered Restricted Stock Outside of Stock Plans [Member]	Jun. 30, 2011 MobileRobots [Member] Unregistered Restricted Stock Outside of Stock Plans [Member]	Jun. 30, 2010 MobileRobots [Member] Unregistered Restricted Stock Outside of Stock Plans [Member]	Jun. 25, 2010 MobileRobots [Member] Unregistered Restricted Stock Outside of Stock Plans [Member]	Jun. 25, 2010 MobileRobots [Member] Common Stock [Member]	Jun. 25, 2010 MobileRobots [Member] Common Stock [Member] Unregistered Restricted Stock Outside of Stock Plans [Member]	Jun. 25, 2010 MobileRobots [Member] Unrestricted Stock [Member]	Jun. 25, 2010 MobileRobots [Member] Restricted Stock [Member]
Business Acquisition [Line Items]
Merger consideration paid, net of cash acquired		$ 2,600,000						$ 3,000,000
Cash paid upon merger		1,500,000						1,000,000
Cash acquired from acquisition								100,000
Shares of common stock issued upon merger						199,979													394,403		190,841	203,562
Shares released									6,293
Total value of stock issued upon merger						977,897		2,000,000													973,000	1,000,000
Shares of unregistered restricted stock issued outside of equity incentive plans in connection with acquisitions, total	468,956		0	100,000			100,000							0	7,603	130,589	368,956			368,956
Shares of unregistered restricted stock issued outside of equity incentive plans in connection with acquisitions, value																		1,900,000
Common stock and shares of unregistered restricted stock issued outside of equity incentive plans in connection with acquisitions, aggregate shares								763,359
Stock value per share, acquisition date						$ 4.89		$ 5.10
Shares of restricted stock with accelerated vesting, related to acquisition													173,074	115,383	115,383	173,074
Shares of restricted stock vested, related to acquisition			19,500		19,500						7,603	65,293		7,603	7,603	65,293
Payment of accrued contingent consideration, MobileRobots employees										(100,000)
Indemnification for breaches of representations, warranties, and covenants		$ 1,000,000						$ 3,000,000