Annual report pursuant to section 13 and 15(d)

Warrant Liability (Details Textual)

v2.4.0.6
Warrant Liability (Details Textual) (USD $)
1 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Jun. 30, 2011
June 2011 Offering [Member]
Warrants Issued To Purchase Common Stock (in shares)     8,966,667
Exercise Price Of Common Stock     $ 12
Warrant liability $ 2,203,110 $ 4,483,334