Condensed Consolidated Statements of Stockholders’ Equity (USD $) In Thousands, except Share data	Total	Stock Based Compensation Expenses Stock Options [Member]	Stock Based Compensation Expenses Restricted Stock [Member]	Preferred Stock [Member]	Convertible Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Additional Paid-in Capital [Member] Stock Based Compensation Expenses Stock Options [Member]	Additional Paid-in Capital [Member] Stock Based Compensation Expenses Restricted Stock [Member]	Retained Earnings [Member]	Treasury Stock [Member]
Balance at Dec. 31, 2010	$ 10,347
Stock based compensation expense		72	113					72	113
Restricted stock forfeited						(1)	1
Restricted stock forfeited (in Shares)						(106,672)
Stock options exercised	73					1	72
Stock options exercised (in Shares)						81,663
Cashless exercise of warrants						2	(2)
Cashless exercise of warrants (in Shares)						200,646
Net loss	(1,980)									(1,980)
Balance at Mar. 31, 2011	$ 8,625			$ 500	$ 1,517	$ 415	$ 46,079			$ (38,491)	$ (1,395)
Balance (in Shares) at Mar. 31, 2011				50	1,550	41,463,836