v2.4.0.6
Stockholders' Equity (Details Textuals) (USD $)
 0 Months Ended 1 Months Ended 0 Months Ended
Jul. 01, 2011
Underwritten Public Offering 2011
Jun. 08, 2011
Underwritten Public Offering 2011
May 31, 2011
Underwritten Public Offering 2011
Portion
May 31, 2011
Underwritten Public Offering 2011
Common stock warrants
May 16, 2012
2011 Plan
May 12, 2011
2011 Plan
Public Offering [Line Items]            
Issuance of maximum number of shares of common stock           1,000,000
Increase in number of shares         6,500,000  
Underwritten public offering of common stock and warrants 231,000 836,750   8,265,000    
Number of warrants called to purchase shares of common stock       7,128,563    
Number of shares of common stock purchased by the underwriter       929,813    
Net Proceeds, after underwriting discounts and commissions and other fees payable $ 527,626 $ 1,874,990 $ 18,289,883      
Portion of warrants in the share and warrant combination     0.75      
Fair value recorded of common stock warranty liability     $ 8,768,143      
Portion of common stock in the share and warrant combination     1      
Price to public, per share and warrant combination     $ 2.42      
Exercise price of the warrants on issuance of common stock       3.00