Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income (Loss)	$ 3,836	$ 2,288	$ (136)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation	2,078	1,903	1,812
(Gain) loss on disposal of assets	(1)		35
Share-based compensation	59	91	266
Warrant interest expense	67	70	44
Deferred income taxes	(9)	9	4
Provision for bad debts		23	(61)
Changes in working capital:
Trade accounts receivables	(1,081)	(545)	(762)
Inventories	(7,845)	(1,449)	2,807
Other current assets	(116)	(179)	(91)
Accounts payable and accrued expenses	1,094	1,457	(1,428)
Net cash (used in) provided by operating activities	(1,918)	3,668	2,490
CASH FLOWS FROM INVESTING ACTIVITIES:
Additions to property, plant and equipment	(3,535)	(1,645)	(922)
Proceeds from sales of property, plant and equipment	2	18
Net cash used in investing activities	(3,533)	(1,627)	(922)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net proceeds from (payments on) lines of credit	2,087	(2,449)	1,120
Net proceeds from (payments on) export credit refinancing facility	997	264	(1,471)
Proceeds from capital lease	11	19	69
Payments on capital lease	(11)	(137)	(111)
Proceeds from long-term bank debt	972	2,000
Payments on long-term bank debt	(790)	(470)	(1,604)
Proceeds from convertible debentures			1,500
Loan origination costs (payments)		33	(15)
Proceeds from the issuance of common stock, and exercise of common stock options	3,356	96
Preferred stock dividends paid	(31)	(60)	(60)
Net cash provided by (used in) financing activities	6,591	(704)	(572)
Effect of exchange rate fluctuations on cash and cash equivalents	(318)	220	(185)
Net increase in cash and cash equivalents	822	1,557	811
Cash and cash equivalents at beginning of year	2,559	1,002	191
Cash and cash equivalents at end of year	3,381	2,559	1,002
Supplemental cash flow disclosures:
Interest paid	471	439	556
Income taxes paid	7	7	3
Non-cash financing activities
Conversion of debenture	$ 25	$ 25