CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012		Jun. 30, 2011
CURRENT ASSETS
Cash and cash equivalents	$ 16,582		$ 18,280
Accounts receivable, net of allowance for doubtful accounts of $28 and $26, respectively	3,951		3,065
Inventory	2,456		1,770
Prepaid and other current assets	896		857
Deferred income taxes	275		203
TOTAL CURRENT ASSETS	24,160		24,175
PROPERTY, PLANT AND EQUIPMENT, net	4,892		5,350
DEFERRED INCOME TAXES, non-current	1,241		748
INTANGIBLE ASSETS, net of accumulated amortization of $249 and $227, respectively	397		325
TOTAL ASSETS	30,690		30,598
CURRENT LIABILITIES
Accounts payable	1,255		965
Accrued liabilities	1,195		1,260
Deferred revenue	1,933		1,724
TOTAL CURRENT LIABILITIES	4,383		3,949
LONG-TERM DEFERRED REVENUE	354		401
OTHER LONG TERM LIABILITIES	218		383
TOTAL LIABILITIES	4,955		4,733
COMMITMENTS AND CONTINGENCIES
STOCKHOLDERS' EQUITY
Common stock, $0.01 par value per share; 20,000 shares authorized; 15,179 and 15,053 shares issued and outstanding, respectively	152		151
Additional paid-in capital	22,288		21,602
Retained earnings	3,295		4,112
TOTAL STOCKHOLDERS' EQUITY	25,735	[1]	25,865
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 30,690		$ 30,598

[1] unaudited