Consolidated Condensed Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Cash flows from operating activities:
Net income (loss)	$ (3,914)	$ 161
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	1,254	1,099
Stock-based compensation	265	195
Loss on impairment of long-lived assets and goodwil of discontinued operations	983
Loss on disposition of property	4	13
Change in deferred gain	(55)	(55)
Change in allowance for doubtful accounts	(8)	(1)
Equity in loss of partnerships	135	37
Changes in operating assets and liabilities:
Accounts receivable	553	1,220
Inventories	329	(378)
Other assets	474	(829)
Accounts payable	490	(1,599)
Accrued expenses	69	799
Other liabilities	1	128
Net cash provided by operating activities	580	790
Cash flows from investing activities:
Purchases of property, plant and equipment	(214)	(1,060)
Net cash used in investing activities	(214)	(1,060)
Cash flows from financing activities:
Proceeds from long-term borrowings	8,899	7,883
Repayments of long-term borrowings	(9,250)	(7,875)
Proceeds from employee stock purchases and exercise of stock options	56	107
Change in restricted cash	7	25
Change in checks written in excess of cash	(193)	253
Net cash (used in) provided by financing activities	(481)	393
Effect of exchange rate changes on cash	(2)	(4)
Net increase (decrease) in cash	(117)	119
Cash, beginning of period	225	119
Cash, end of period	$ 108	$ 238