Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details)

v3.3.0.814
Summary of Significant Accounting Policies (Details) - $ / shares
9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Dec. 31, 2014
Summary of Significant Accounting Policies      
Par value of common stock $ 0.01   $ 0.01
Expected term 4 years 4 years  
Expected volatility (as a percent) 75.45% 79.76%  
Risk free rate (as a percent) 1.27% 1.23%