CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Mar. 31, 2013		Mar. 31, 2012
CASH FLOWS FROM OPERATING ACTIVITIES
Net loss	$ (2,022)	[1]	$ (817)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	827		829
Loss on disposal of fixed assets	0		13
Stock-based compensation expense	414		569
Excess tax benefits from stock-based award activity	(15)		(61)
Deferred tax expense (benefit)	15		(504)
Changes in operating assets and liabilities:
Accounts receivable	(617)		(886)
Inventory	315		(686)
Prepaid and other current assets	(104)		(39)
Accounts payable and accrued liabilities	626		60
Deferred revenue	(135)		162
NET CASH USED IN OPERATING ACTIVITIES	(696)		(1,360)
CASH FLOWS FROM INVESTING ACTIVITIES
Purchase of property, plant and equipment	(548)		(362)
Additions to intangible assets	(158)		(94)
NET CASH USED IN INVESTING ACTIVITIES	(706)		(456)
CASH FLOWS FROM FINANCING ACTIVITIES
Excess tax benefits from stock-based award activity	15		61
Proceeds from exercise of stock options	42		57
Shares repurchased	(74)		0
NET CASH (USED IN) PROVIDED BY FINANCING ACTIVITIES	(17)		118
NET DECREASE IN CASH AND CASH EQUIVALENTS	(1,419)		(1,698)
CASH AND CASH EQUIVALENTS, beginning of period	17,498		18,280
CASH AND CASH EQUIVALENTS, end of period	$ 16,079		$ 16,582

[1] unaudited