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Subsequent Event (Details Textual) (USD $)
 9 Months Ended
Sep. 30, 2012
Stock Issued During Period, Shares, New Issues 2,489,227
Warrants Issued To Investors During Period 497,846
Subsequent Event [Member]
  
Subsequent Event, Date Oct. 03, 2012
Stock Issued During Period, Shares, New Issues 1,250,000
Warrants Issued To Investors During Period 250,000
Warrants Issued To Investors During Period Price Per Share 4.49
Proceeds from Warrant Exercises 5,612,500
Warrants Exercise Price On Closing Date 6.73
Warrants Offering Price Percentage 150.00%