Consolidated Condensed Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Cash flows from operating activities:
Net income (loss)	$ 161	$ (584)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	1,099	1,160
Stock-based compensation	195	82
Loss on disposition of property	13	8
Change in deferred gain	(55)	(55)
Change in allowance for doubtful accounts	(1)	1
Equity in (income) loss of partnerships	38	(329)
Provision for deferred income taxes		(2)
Changes in operating assets and liabilities:
Accounts receivable	1,220	709
Inventories	(378)	(489)
Other assets	(829)	(578)
Accounts payable	(1,599)	763
Accrued expenses	799	210
Other liabilities	127	(36)
Net cash provided by operating activities	790	860
Cash flows from investing activities:
Purchases of property, plant and equipment	(1,060)	(566)
Net cash used in investing activities	(1,060)	(566)
Cash flows from financing activities:
Proceeds from long-term borrowings	7,883	6,736
Repayments of long-term borrowings	(7,875)	(6,526)
Proceeds from employee stock purchases and exercise of stock options	107	73
Change in restricted cash	25	(38)
Change in checks written in excess of cash	253	(394)
Net cash provided by (used in) financing activities	393	(149)
Effect of exchange rate changes on cash	(4)	16
Net increase in cash	119	161
Cash, beginning of period	119	281
Cash, end of period	$ 238	$ 442