Consolidated Condensed Statements of Cash Flows (Unaudited) (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Operating activities
Net loss	$ (34)	$ (617)
Net loss of discontinued operation, net of noncontrolling interests		627
Net (loss) income from continuing operations	(34)	10
Adjustments to reconcile net (loss) income to net cash used by operating activities:
Depreciation and amortization	2,172	2,255
Stock compensation expense	82	99
Change in operating assets and liabilities:
Accounts and notes receivable	(1,881)	(3,854)
Inventories	(3,406)	(4,679)
Prepaid expenses and other assets	(107)	(553)
Accounts payable and accrued expenses	2,220	4,619
Insurance proceeds for property loss claim		1,000
Other	(355)	(553)
Net cash used by operating activities
Continuing operations	(1,309)	(1,656)
Discontinued operation		(13,086)
Net cash used by operating activities	(1,309)	(14,742)
Investing activities
Investments in property, plant and equipment	(1,241)	(625)
Purchase of short-term investments	(2,400)	(2,400)
Proceeds from sale of short-term investments	2,400	2,400
Net cash used by investing activities
Continuing operations	(1,241)	(625)
Discontinued operation		(762)
Net cash used by investing activities	(1,241)	(1,387)
Financing activities
Net short-term borrowings	3,698	2,398
Payments on long-term debt	(818)	(759)
Proceeds from exercise of employee stock options	2
Continuing operations	2,882	1,639
Discontinued operation		8,813
Net cash provided by financing activities	2,882	10,452
Effect of foreign exchange rate changes on cash	(644)	950
Net decrease in cash	(312)	(4,727)
Cash and cash equivalents at beginning of period	867	16,467
Cash and cash equivalents at end of period	555	11,740
Less cash and cash equivalents of discontinued operation at end of period		(11,030)
Cash and cash equivalents of continuing operations at end of period	$ 555	$ 710