Stock-based Compensation Narrative (Details) (USD $)	6 Months Ended	12 Months Ended			12 Months Ended									12 Months Ended							0 Months Ended			12 Months Ended				12 Months Ended						0 Months Ended					12 Months Ended
	Sep. 30, 2013	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2013 Stock Options [Member]	Jun. 30, 2013 ESPP [Member]	Jun. 30, 2013 Restricted Stock and RSU [Member]	Jun. 30, 2013 Restricted Stock Units (RSUs) [Member] April 2009 Grant [Member]	Jun. 30, 2013 Incentive Distribution, Recipient [Domain]	Jun. 30, 2013 2014IncentiveProgram [Domain]	Jun. 30, 2013 1995 Director Stock Option Plan [Member]	Jun. 30, 2013 2001 Stock Option Plan [Member]	Jun. 30, 2013 2004 Director Option Plan [Member]	Jun. 30, 2013 2005 Equity Incentive Plan [Member]	Jun. 30, 2013 2005 Equity Incentive Plan [Member] Restricted Stock and RSU [Member]	Jun. 30, 2013 Director Option Plan [Member] Initial Director Grant [Member] Prior to March 2010 [Member]	Jun. 30, 2013 Director Option Plan [Member] Initial Director Grant [Member] From March 2010 [Member]	Jun. 30, 2013 Director Option Plan [Member] Annual Non-Employee Director Grant [Member] Prior to March 2010 [Member]	Jun. 30, 2013 Director Option Plan [Member] Annual Non-Employee Director Grant [Member] From March 2010 [Member]	Jun. 30, 2013 Director Option Plan [Member] March 2010 One-time Grant [Member]	Jun. 25, 2012 Unregistered Restricted Stock Outside of Stock Plans [Member] MobileRobots [Member]	Jun. 25, 2011 Unregistered Restricted Stock Outside of Stock Plans [Member] MobileRobots [Member]	Apr. 15, 2011 Unregistered Restricted Stock Outside of Stock Plans [Member] MobileRobots [Member]	Jun. 30, 2013 Unregistered Restricted Stock Outside of Stock Plans [Member] MobileRobots [Member]	Jun. 30, 2012 Unregistered Restricted Stock Outside of Stock Plans [Member] MobileRobots [Member]	Jun. 30, 2011 Unregistered Restricted Stock Outside of Stock Plans [Member] MobileRobots [Member]	Jun. 30, 2010 Unregistered Restricted Stock Outside of Stock Plans [Member] MobileRobots [Member]	Jun. 30, 2012 Unregistered Restricted Stock Outside of Stock Plans [Member] InMoTx, Inc. [Member]	Jun. 30, 2011 Unregistered Restricted Stock Outside of Stock Plans [Member] InMoTx, Inc. [Member]	Jun. 30, 2013 2008 ESPP [Member]	Jun. 30, 2012 2008 ESPP [Member]	Jun. 30, 2012 Stock Compensation Expense [Member]	Jun. 30, 2013 Stock Compensation Expense [Member] InMoTx, Inc. [Member]	Jun. 30, 2012 Common Stock [Member] InMoTx, Inc. [Member]	Sep. 20, 2011 Common Stock [Member] InMoTx, Inc. [Member]	Jun. 30, 2013 Common Stock [Member] Unregistered Restricted Stock Outside of Stock Plans [Member]	Jun. 25, 2010 Common Stock [Member] Unregistered Restricted Stock Outside of Stock Plans [Member] MobileRobots [Member]	Jan. 10, 2011 Common Stock [Member] Unregistered Restricted Stock Outside of Stock Plans [Member] InMoTx, Inc. [Member]	Jun. 30, 2013 Common Stock [Member]	Jun. 30, 2012 Common Stock [Member]	Jun. 30, 2011 Common Stock [Member]	Jun. 30, 2013 Convertible Preferred Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total common stock reserved for issuance, shares		4,428,000																												365,140												2,108,000
Stock option contractual term					10 years
Discount percentage, ESPP						15.00%
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized									10,600
Plan-defined purchase date intervals						6 months
Equity compensation plans, number		2
Expired equity compensation plans, number		3
Subject to Oustanding Options and Restricted Stock - Options		844,000	1,473,000	1,332,000							600	27,000	107,000
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period					4 years			6 months							2 years			4 years
Annual option grants									10,815								10,000		6,000
Stock Issued During Period, Shares, Restricted Stock Award, Gross									50,000	98,200																													344,000	5,000
Share-based Compensation Arrangement by Share-based Payment Award, Award Annual Vesting Percentage																	50.00%
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Percentage After One Year																25.00%				100.00%
Option Shares Available to Purchase by CEO																																							75,000
Exercise Price Options Granted to CEO																																							$ 4.60
Remaining equal vesting years after first anniversary																3 years
Stock-based compensation		$ 836,000	$ 1,296,000
Restructuring charges, net		785,000	1,256,000																													95,000	0
Weighted average grant-date fair value of the options		$ 2.31	$ 2.52
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value														$ 3.90															$ 4.89	$ 1.21	$ 1.46
Assumed annualized forfeiture rate		5.00%
Options Granted		414,000	281,000
Granted options, estimated total grant date fair market value		1,400,000
Intrinsic value of options exercised		107,000
Cash received from stock option exercises and ESPP purchases		512,000	275,000
Total unrecognized compensation cost related to non-vested stock options granted and outstanding		$ 474,000
Options Outstanding, Weighted Average Remaining Contractual Life	1 year 9 months 25 days				1 year 1 month 17 days		0 years
Shares of Unregistered Restricted Stock Issued Outside of Equity Incentive Plans in Connection with Acquisitions, Total																								0	7,603	130,589	368,956	0	100,000							468,956	368,956	100,000
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														65,058.000							7,603	65,293		7,603	7,603	65,293		19,500						19,500
Shares of restricted stock forfeited, related to acquisition														(147,653.000)														(80,500)							(80,500)
Awards issued in acquisition, Shares																														57,188
Common shares outstanding		10,921,396	10,529,000																																				10,921,000	10,530,000	9,746,000