CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Mar. 31, 2012		Mar. 31, 2011
CASH FLOWS FROM OPERATING ACTIVITIES
Net loss	$ (817)	[1]	$ (2,263)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	829		751
Loss on disposal of property, plant and equipment	13		0
Stock-based compensation expense	569		686
Excess tax benefits from stock-based award activity	(61)		(939)
Deferred tax (benefit) expense	(504)		26
Changes in operating assets and liabilities:
Increase in accounts receivable	(886)		(109)
Increase in inventory	(686)		(341)
Increase in prepaid and other current assets	(39)		(382)
Increase in accounts payable and accrued liabilities	60		1,072
Increase in deferred revenue	162		6
NET CASH USED IN OPERATING ACTIVITIES	(1,360)		(1,493)
CASH FLOWS FROM INVESTING ACTIVITIES
Purchase of property, plant and equipment	(362)		(556)
Additions to intangible assets	(94)		(125)
NET CASH USED IN INVESTING ACTIVITIES	(456)		(681)
CASH FLOWS FROM FINANCING ACTIVITIES
Excess tax benefits from stock-based award activity	61		939
Proceeds from exercise of stock options	57		3
NET CASH PROVIDED BY FINANCING ACTIVITIES	118		942
NET DECREASE IN CASH AND CASH EQUIVALENTS	(1,698)		(1,232)
CASH AND CASH EQUIVALENTS, beginning of period	18,280		18,068
CASH AND CASH EQUIVALENTS, end of period	$ 16,582		$ 16,836

[1] unaudited