Consolidated Condensed Statements Of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Cash flows from operating activities:
Net income	$ 1,418	$ 1,888
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	1,281	1,634
Stock-based compensation	445	352
Change in deferred gain	(83)	(83)
Change in allowance for doubtful accounts	(6)	(6)
Equity in loss of partnerships	154	157
Loss on sale of discontinued operations		120
Changes in operating assets and liabilities:
Accounts receivable	248	(1,645)
Inventories	(3,150)	(802)
Other assets	(80)	90
Accounts payable	1,189	412
Accrued expenses	467	776
Other liabilities	(199)	42
Net cash provided by operating activities	1,684	2,935
Cash flows from investing activities:
Proceeds from sale of property, plant and equipment		31
Proceeds of sale of discontinued operations		500
Purchases of property, plant and equipment	(2,868)	(981)
Other	(45)
Net cash used in investing activities	(2,913)	(450)
Cash flows from financing activities:
Proceeds from long-term borrowings	12,903	10,580
Repayments of long-term borrowings	(12,422)	(12,549)
Proceeds from employee stock purchases and exercise of stock options	315	125
Change in restricted cash	71	(69)
Change in checks written in excess of cash	540	(279)
Net cash provided by (used in) financing activities	1,407	(2,192)
Effect of exchange rate changes on cash	(109)	(102)
Net increase in cash	69	191
Cash, beginning of period	328	217
Cash, end of period	$ 397	$ 408