Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details Textual)

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Summary of Significant Accounting Policies (Details Textual) (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Summary Of Significant Accounting Policies [Line Items]        
Research and Development Expense, Total $ 1,556,493 $ 395,217 $ 2,485,706 $ 436,426
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 0 2,278,205 2,669,006 2,278,205