Condensed Consolidated Balance Sheets-Unaudited (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Current Assets:
Cash and cash equivalents	$ 7,912	$ 8,625
Restricted cash (Note D)	1,500	1,500
Accounts receivable, less allowances of $60 and $79, respectively	3,278	4,350
Inventories, net (Note C)	4,825	5,349
Deferred income taxes, net (Note J)	0	1,114
Prepaid expenses and other current assets	332	665
Total Current Assets	17,847	21,603
Property, Plant and Equipment
Land	633	640
Buildings and improvements	3,849	3,785
Machinery and equipment	15,948	15,655
Gross property, plant and equipment	20,430	20,080
Less: accumulated depreciation	(16,053)	(15,373)
Net property, plant, and equipment	4,377	4,707
Deferred income taxes, net (Note J)	0	2,808
Other assets, net	400	475
Total Assets	22,624	29,593
LIABILITIES AND STOCKHOLDERS' EQUITY
Note payable to bank (Note D)	1,086	1,249
Accounts payable	1,538	2,452
Accrued compensation and commissions expense	927	1,011
Other accrued expenses	380	209
Current maturities of long-term debt (Note D)	0	58
Total Current Liabilities	3,931	4,979
Long-term debt, net of current portion (Note D)	0	0
Total Liabilities	3,931	4,979
Stockholders' Equity:
Common stock, $0.01 par value - 10,000,000 shares authorized; 2,657,454 shares issued and 2,592,475 shares outstanding at September 30, 2013, and 2,648,059 shares issued and 2,597,605 shares outstanding at December 31, 2012	27	26
Additional paid-in capital	28,471	28,084
Accumulated deficit	(9,365)	(3,119)
Treasury stock: 64,979 and 50,454 shares held in treasury at cost at September 30, 2013 and December 31, 2012, respectively	(486)	(405)
Accumulated other comprehensive income	46	28
Total Stockholders' Equity	18,693	24,614
Total Liabilities and Stockholders' Equity	$ 22,624	$ 29,593