Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details Textual)

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Stockholders' Equity (Details Textual) (USD $)
6 Months Ended 3 Months Ended 2 Months Ended 1 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Mar. 31, 2013
Series A Warrants [Member]
Mar. 31, 2013
Deerfield Warrant [Member]
Apr. 30, 2013
Oxford [Member]
Nov. 30, 2013
Stock Purchase And Option Agreement With Affiliate [Member]
Class of Warrant or Right [Line Items]            
Stock Issued During Period, Shares, New Issues           6,250,000
Proceeds from Issuance of Common Stock $ (37,000) $ 0       $ 5,000,000
Sale of Stock, Price Per Share           $ 0.80
Conversion of Stock, Shares Issued         144,499  
Class of Warrant or Right Exercised During Period     1,109,010 6,000,000 287,356  
Proceeds from Warrant Exercises 0 1,275,000 1,275,000      
Debt Instrument, Increase (Decrease), Net, Total       $ 7,500,000