Consolidated Statements of Stockholders' Equity (USD $) In Thousands, except Share data	Common Stock [Member]	Additional Paid-In Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Loss [Member]	Total
Balance at Dec. 31, 2010	$ 128	$ 44,068	$ (30,007)	$ (2,169)	$ 12,020
Balance, shares at Dec. 31, 2010	10,667
Stock-based compensation expense		94			94
Stock-based compensation expense, shares	16
Net loss and comprehensive loss			(1,619)	103	(1,516)
Balance at Dec. 31, 2011	128	44,162	(31,626)	(2,066)	10,598
Balance, shares at Dec. 31, 2011	10,683
Stock-based compensation expense		15			15
Stock-based compensation expense, shares	15
Net loss and comprehensive loss			94	388	482
Balance at Dec. 31, 2012	$ 128	$ 44,177	$ (31,532)	$ (1,678)	$ 11,095
Balance, shares at Dec. 31, 2012	10,698