CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 13	$ 1,160	$ 956
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	816	830	1,105
Loss on inventory write-down	17	0	156
Stock-based compensation expense	676	511	438
Changes in operating assets and liabilities, net of effects of business acquisitions:
Restricted cash	0	111	0
Accounts receivable	926	(1,919)	(2,133)
Legal settlement receivable	0	1,538	(1,538)
Inventory	(1,055)	(1,418)	156
Prepaids and other assets	(46)	(259)	109
Accounts payable and accrued liabilities	(759)	1,109	164
Deferred revenue	600	499	(69)
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES	1,188	2,162	(656)
CASH FLOWS FROM INVESTING ACTIVITIES
Purchase of property, plant and equipment	(1,926)	(727)	(468)
Additions to intangible assets	0	(6)	(102)
Payments for acquisitions, net of cash acquired	(1,552)	0	0
NET CASH USED IN INVESTING ACTIVITIES	(3,478)	(733)	(570)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from exercise of stock options	313	139	47
Shares repurchased	(745)	(128)	(607)
NET CASH (USED IN) PROVIDED BY FINANCING ACTIVITIES	(432)	11	(560)
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	(2,722)	1,440	(1,786)
CASH AND CASH EQUIVALENTS, beginning of year	15,157	13,717	15,503
CASH AND CASH EQUIVALENTS, end of year	12,435	15,157	13,717
SUPPLEMENTAL CASH FLOW DISCLOSURES:
Income taxes paid, net of refunds	152	58	22
NON-CASH INVESTING ACTIVITIES:
Unpaid consideration related to acquisitions	181	0	0
Transfer of equipment to inventory	$ 143	$ 0	$ 0