Consolidated Condensed Statements Of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Cash flows from operating activities:
Net income	$ 790	$ 1,330
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	841	1,109
Stock-based compensation	314	244
Change in deferred gain	(55)	(55)
Change in allowance for doubtful accounts	(5)	(2)
Equity in loss of partnerships	99	108
Loss on sale of discontinued operations		120
Changes in operating assets and liabilities:
Accounts receivable	(51)	(1,914)
Inventories	(1,311)	(1,074)
Other assets	113	183
Accounts payable	1,249	1,012
Accrued expenses	(263)	240
Other liabilities	24	(8)
Net cash provided by operating activities	1,745	1,293
Cash flows from investing activities:
Proceeds from sale of property, plant and equipment		29
Proceeds of sale of discontinued operations		500
Purchases of property, plant and equipment	(1,670)	(668)
Other	(45)
Net cash used in investing activities	(1,715)	(139)
Cash flows from financing activities:
Proceeds from long-term borrowings	8,456	6,998
Repayments of long-term borrowings	(8,031)	(8,301)
Proceeds from employee stock purchases and exercise of stock options	71	76
Change in restricted cash	50	(128)
Change in checks written in excess of cash	(505)	138
Net cash provided by (used in) financing activities	41	(1,217)
Effect of exchange rate changes on cash	(126)	7
Net decrease in cash	(55)	(56)
Cash, beginning of period	328	217
Cash, end of period	$ 273	$ 161