CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' DEFICIT - USD ($) shares in Thousands, $ in Thousands	PREFERRED STOCK	COMMON STOCK	TREASURY SHARES	ADDITIONAL PAID-IN-CAPITAL	ACCUMULATED DEFICIT	ACCUMULATED OTHER COMPREHENSIVE LOSS	Total
Balance (in shares) at Dec. 31, 2013	1,034	12,182	(362)
Balance at Dec. 31, 2013	$ 2,006	$ 122		$ 55,905	$ (58,424)	$ (107)
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 loss					(274)		(274)
Balance (in shares) at Dec. 31, 2014	949	12,471	(362)
Balance at Dec. 31, 2014	$ 1,843	$ 125		56,382	(58,698)	(107)	$ (817)
Increase (decrease) in stockholders' equity
Exercise of stock options		$ 1		66
Exercise of stock options (in shares)		151					150
Stock-based compensation				206
Preferred stock dividends declared, net of waived penalties by shareholders				(134)			$ (160)
Net loss					(1,249)		(1,249)
Balance (in shares) at Dec. 31, 2015	949	12,622	(362)
Balance at Dec. 31, 2015	$ 1,843	$ 126		$ 56,520	$ (59,947)	$ (107)	$ (1,927)