Consolidated Statements of Cash Flows (In thousands, except per share amounts) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Cash Flows from Operating Activities
Net Income (Loss)	$ (1,616)	$ 5,028
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation	3,157	2,470
Inventory impairment	1,329	0
(Gain) loss on disposal of assets	10	(6)
Share-based compensation	109	90
Convertible debenture interest expense	0	22
Deferred income tax (benefit) expense	(1,088)	120
Provision for bad debts	7	69
Changes in working capital:
Trade accounts receivables	(534)	936
Inventories	(5)	(3,777)
Other current assets	1,172	(598)
Accounts payable and accrued expenses	(1,681)	1,385
Net cash provided by operating activities	860	5,739
CASH FLOWS FROM INVESTING ACTIVITIES:
Additions to property, plant and equipment	(4,230)	(4,881)
Proceeds from sales of property, plant and equipment	3	7
Net cash used in investing activities	(4,227)	(4,874)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net payments on lines of credit	(598)	(869)
Net proceeds (payments) from export credit refinancing facility	3,498	(906)
Payments on capital lease	(35)	(18)
Proceeds from long-term bank debt	1,283	866
Payments on long-term bank debt	(840)	(862)
Proceeds from the issuance of common stock,and exercise of common stock options	271	198
Net cash provided by (used in) provided by financing activities	3,579	(1,591)
Effect of foreign currency exchange rate fluctuations on cash and cash equivalents	(91)	144
Net increase (decrease) in cash and cash equivalents	121	(582)
Cash and cash equivalents at beginning of year	2,799	3,381
Cash and cash equivalents at end of year	2,920	2,799
Supplemental cash flow disclosures:
Interest paid	396	429
Income taxes paid	866	742
Non-cash financing activities
Conversion of debenture	$ 0	$ 1,450