Consolidated Statement of Stockholders' Equity (USD $)	Convertible redeemable preferred stock	Common stock	Additional paid-in-capital	Accumulated deficit	Treasury Stock	Total
Stockholders' Equity at Dec. 31, 2010
Stock Issued During the Period, Value, Stock Options Excercised			$ 41,000			$ 41,000
Cash dividends: preferred stock			(300,000)			(300,000)
Stock based compensation expense			224,000			224,000
Comprehensive income (loss)				638,000		638,000
Stockholders' Equity at Dec. 31, 2011	8,000	36,000	31,048,000	(25,424,000)	(208,000)	5,460,000
Stock Issued During the Period, Value, Stock Options Excercised			66,000			66,000
Cash dividends: preferred stock			(300,000)			(300,000)
Stock based compensation expense			242,000			242,000
Comprehensive income (loss)				(319,000)		(319,000)
Stockholders' Equity at Dec. 31, 2012	$ 8,000	$ 36,000	$ 31,056,000	$ (25,743,000)	$ (208,000)	$ 5,149,000