CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' DEFICIT (USD $) In Thousands, unless otherwise specified	PREFERRED STOCK USD ($)	COMMON STOCK USD ($)	TREASURY SHARES	ADDITIONAL PAID-IN-CAPITAL USD ($)	ACCUMULATED DEFICIT USD ($)	ACCUMULATED OTHER COMPREHENSIVE LOSS USD ($)	Total USD ($)
Balance at Dec. 31, 2012	$ 2,006	$ 122		$ 55,837	$ (59,047)	$ (107)
Balance (in shares) at Dec. 31, 2012	1,034	12,182	(362)
Increase (decrease) in stockholders' equity
Stock-based compensation				189
Preferred stock dividends declared, net of waived penalties by shareholders				(121)			(151)
Net income (loss)					623		623
Balance at Dec. 31, 2013	2,006	122		55,905	(58,424)	(107)	(860)
Balance (in shares) at Dec. 31, 2013	1,034	12,182	(362)
Increase (decrease) in stockholders' equity
Exercise of stock options		2		75
Exercise of stock options (in shares)		193					193
Conversion of preferred stock to common	(163)	1		162
Conversion of preferred stock to common (in shares)	(85)	96
Stock-based compensation				375
Preferred stock dividends declared, net of waived penalties by shareholders				(135)			(141)
Net income (loss)					(274)		(274)
Balance at Dec. 31, 2014	$ 1,843	$ 125		$ 56,382	$ (58,698)	$ (107)	$ (817)
Balance (in shares) at Dec. 31, 2014	949	12,471	(362)