CONSOLIDATED STATEMENT OF CASH FLOWS (in thousands) (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ (459)	$ (1,677)
Adjustments to reconcile income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	179	316
Equipment transferred to cost of goods sold	0	4
Share-based compensation	70	131
Net change in:
Trade accounts receivable	(236)	2,486
Inventories	400	(510)
Other current assets	88	178
Accrued cost of business restructuring	(25)	0
Accounts payable and accrued liabilities	(60)	(376)
Deferred revenue	7	(293)
Other long-term liabilities	(13)	0
Net cash provided by (used in) operating activities	(49)	259
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property, plant and equipment	(21)	(153)
Cash provided by (used in) investing activities	(21)	(153)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of common stock	5	13
Repurchase of common stock		(6,026)
Cash provided by (used in) financing activities	5	(6,013)
Decrease in cash and cash equivalents	(65)	(5,907)
Effects of exchange rate changes on cash	(71)	71
Cash and cash equivalents at beginning of period	10,528	18,120
Cash and cash equivalents at end of period	10,392	12,284
Supplemental disclosure of non-cash financing activities:
Cash paid during the year for: Income Taxes	$ 19	$ 10