CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
CASH FLOWS FROM OPERATING ACTIVITIES
Net income (loss)	$ 1,160	$ 956	$ (2,712)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	830	1,105	1,103
Loss on disposal of property, plant and equipment	0	0	16
Loss on inventory write-down	0	156	0
Stock-based compensation expense	511	438	514
Changes in operating assets and liabilities:
Restricted cash	111	0	(111)
Accounts receivable	(1,919)	(2,133)	(380)
Legal settlement receivable	1,538	(1,538)	0
Inventory	(1,418)	156	587
Prepaid and other current assets	(259)	109	27
Accounts payable and accrued liabilities	1,109	164	313
Deferred revenue	499	(69)	(309)
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES	2,162	(656)	(952)
CASH FLOWS FROM INVESTING ACTIVITIES
Purchase of property, plant and equipment	(727)	(468)	(909)
Additions to intangible assets	(6)	(102)	(222)
NET CASH USED IN INVESTING ACTIVITIES	(733)	(570)	(1,131)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from exercise of stock options	139	47	162
Shares repurchased	(128)	(607)	(74)
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES	11	(560)	88
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	1,440	(1,786)	(1,995)
CASH AND CASH EQUIVALENTS, beginning of period	13,717	15,503	17,498
CASH AND CASH EQUIVALENTS, end of period	15,157	13,717	15,503
SUPPLEMENTAL CASH FLOW DISCLOSURES:
Income taxes paid, net of refunds	$ 58	$ 22	$ 18