Stockholders Equity (Details Textual) (USD $)	0 Months Ended									3 Months Ended
	Apr. 30, 2013	Apr. 11, 2013	Mar. 31, 2014	Feb. 19, 2014	Dec. 31, 2013	Feb. 12, 2013	Feb. 19, 2014 Series B Preferred Stock [Member]	Dec. 31, 2013 Series B Preferred Stock [Member]	Dec. 31, 2012 Series B Preferred Stock [Member]	Mar. 31, 2014 Second Amended And Restated 2005 Equity Incentive Plan [Member]	Mar. 31, 2013 Second Amended And Restated 2005 Equity Incentive Plan [Member]
Schedule of Stockholders Equity (Textual) [Abstract]
Stock-based compensation expense										$ 149,000	$ 81,000
Total unrecognized compensation										519,000
Common Stock Dividends on Series B Preferred Stock Shares Authorized				30,833		75,530
Common Stock Dividends, Declared And Undeclared, Value							218,000
Dividends undeclared								218,000	167,000
Common stock, shares issued		6,032,153	36,925,000		36,495,000
Expected proceeds		11,400,000
Payments of stock issuance costs	$ 223,000