Condensed Consolidated Balance Sheets (unaudited) (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Trade accounts receivable, allowances (in Dollars)	$ 60	$ 45
Common stock par value (in Dollars per share)	$ 0.10	$ 0.10
Common stock, shares authorized	100,000,000	100,000,000
Common stock, shares issued	7,011,146	7,011,146
Common stock, shares outstanding	7,011,146	7,011,146