Series A Convertible Preferred Stock (Details Textual) (USD $)	3 Months Ended					1 Months Ended	3 Months Ended			1 Months Ended		3 Months Ended
	Mar. 31, 2013	Apr. 10, 2013	Dec. 31, 2012	Dec. 31, 2011	Nov. 02, 2012 Private Placement [Member]	Nov. 30, 2012 Mgt [Member]	Mar. 31, 2013 Mgt [Member]	Mar. 31, 2012 Mgt [Member]	Nov. 02, 2012 Cash Maintenance [Member]	Apr. 30, 2013 Series A Convertible Preferred Stock [Member]	Nov. 30, 2012 Series A Convertible Preferred Stock [Member]	Mar. 31, 2013 Series A Convertible Preferred Stock [Member]	Dec. 31, 2012 Series A Convertible Preferred Stock [Member]
Proceeds from Issuance of Private Placement											$ 4,500,000
Preferred stock, shares outstanding					1,380,362				345,092			1,139,870	1,394,766
Issuance Of Warrants To Purchase Of Common Stock						400,000					2,760,724
Common stock, par value (in dollars per share)	$ 0.001		$ 0.001	$ 0.001	$ 3.26
Preferred Stock, Dividend Rate, Percentage											6.00%
Class of Warrant or Right, Exercise Price of Warrants or Rights	3.85	3.00	4.00		3.85
Cash									2,000,000
Preferred Stock Dividends, Shares												18,806
Convertible Preferred Stock, Shares Issued upon Conversion (in shares)	1,139,870									1,125,763	100,000
Reduction In Cash Consideration	108,000
Stock Issued During Period, Shares, Conversion of Convertible Securities										1,123,809
Preferred Stock and Warrants Issuance Costs											88,000
Service Agreements Expenses Incurred During Period							100,000	0
Preferred Stock Shares Conversion												273,702
Preferred Stock Shares Conversion In To Common Stock												273,702
Service Agreement Reduction In Cash Consideration	6,000
Preferred Stock Replaced Under Adjusted Agreement	100,000
Warrants To Purchase Of Common Stock Replaced Under Adjusted Agreement	200,000
Issuance Of Restricted Stock Adjusted Agreement	50,000
Expenses To Be Incurred Towards Services Over Agreement Period											$ 444,000