Annual report pursuant to Section 13 and 15(d)

Preferred Stock Warrants and Warrant Liability (Details Textual)

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Preferred Stock Warrants and Warrant Liability (Details Textual) (USD $)
12 Months Ended
Dec. 31, 2011
Sep. 30, 2011
Preferred Stock Warrants and Warrant Liability (Textual) [Abstract]    
Income related to change in the fair value of warrant liability $ 62,305  
Total balance of the warrant liability   $ 2,607,510