CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014		Jun. 30, 2013
CURRENT ASSETS
Cash and cash equivalents	$ 14,430		$ 15,503
Restricted cash	111		111
Accounts receivable, net of allowance for doubtful accounts of $23 and $26, respectively	2,976		2,595
Inventory	1,376		1,632
Prepaid and other current assets	904		583
TOTAL CURRENT ASSETS	19,797		20,424
PROPERTY, PLANT AND EQUIPMENT, net	3,954		4,440
INTANGIBLE ASSETS, net of accumulated amortization of $316 and $275, respectively	729		668
TOTAL ASSETS	24,480		25,532
CURRENT LIABILITIES
Accounts payable	1,486		1,085
Accrued liabilities	1,196		1,345
Deferred revenue	1,174		1,351
TOTAL CURRENT LIABILITIES	3,856		3,781
LONG-TERM DEFERRED REVENUE	435		579
OTHER LONG-TERM LIABILITIES	50		102
TOTAL LIABILITIES	4,341		4,462
COMMITMENTS AND CONTINGENCIES
STOCKHOLDERS' EQUITY
Common stock, $0.01 par value per share; 20,000,000 shares authorized;15,429,942 and 15,370,320 shares issued and outstanding, respectively	155		154
Treasury stock, at cost, 161,801 and 25,360 shares repurchased, respectively	(681)		(74)
Additional paid-in capital	23,579		23,211
Accumulated deficit	(2,914)		(2,221)
TOTAL STOCKHOLDERS' EQUITY	20,139	[1]	21,070
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 24,480		$ 25,532

[1] unaudited