Acquisitions - MobileRobots Acquisition Narrative (Details) (USD $)				0 Months Ended				0 Months Ended		3 Months Ended		3 Months Ended				0 Months Ended			12 Months Ended				0 Months Ended		0 Months Ended		6 Months Ended
	Mar. 30, 2013 Common Stock [Member] Unregistered Restricted Stock Outside of Stock Plans [Member]	Mar. 30, 2013 InMoTx, Inc. [Member]	Jan. 10, 2011 InMoTx, Inc. [Member]	Jan. 10, 2011 InMoTx, Inc. [Member] Developed Technology/Patents [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, 2011 MobileRobots [Member]	Jun. 25, 2010 MobileRobots [Member]	Jun. 30, 2011 MobileRobots [Member]	Mar. 30, 2013 MobileRobots [Member]	Mar. 31, 2012 MobileRobots [Member] Acquiree Employee Bonus [Member]	Jun. 30, 2011 MobileRobots [Member] Acquiree Employee Bonus [Member]	Mar. 30, 2013 MobileRobots [Member] Acquiree Employee Bonus [Member]	Jun. 25, 2010 MobileRobots [Member] Customer Base [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, 2012 MobileRobots [Member] Unregistered Restricted Stock Outside of Stock Plans [Member]	Mar. 30, 2013 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]	Mar. 30, 2013 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	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						100,000												7,603	7,603	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
Shares of restricted stock vested, related to acquisition					19,500											7,603	65,293
Contingent consideration, aggregate potential cash payment to MobileRobots employees														320,000
Payment of accrued contingent consideration, MobileRobots employees												100,000	(100,000)
Indemnification for breaches of representations, warranties, and covenants			1,000,000						3,000,000
Intangible assets acquired		1,331,000	1,331,000	1,100,000					1,186,000		1,170,000				340,000
Royalty rate used to value intangible assets				9.10%				3.50%
Goodwill acquired		1,440,000	1,440,000						1,170,000		1,186,000
Goodwill, purchase price allocation adjustment										$ 307,000