Consolidated Statement of Stockholder's Equity (USD $) In Thousands, except Share data	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Loss [Member]	Treasury stock
Balance at Dec. 31, 2012	$ 24,614	$ 26	$ 28,084	$ (3,119)	$ 28	$ (405)
Balance (in shares) at Dec. 31, 2012	2,597,605
Net loss for period	(5,047)			(5,047)
Other comprehensive income	12				12
Stock-based compensation (shares)	9,406
Stock-based compensation	253	1	252
Purchase of treasury stock	(59)					(59)
Purchase of common stock for treasury (in shares)	(10,806)
Balance at Jun. 30, 2013	$ 19,773	$ 27	$ 28,336	$ (8,166)	$ 40	$ (464)
Balance (in shares) at Jun. 30, 2013	2,596,205