Annual report pursuant to Section 13 and 15(d)

Net Loss Per Share Of Common Stock, Basic And Diluted - Anti-dilutive Securities (Details)

v3.3.1.900
Net Loss Per Share Of Common Stock, Basic And Diluted - Anti-dilutive Securities (Details) - shares
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Anti-dilutive securities      
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding 0 0 0
Series A Convertible preferred stock      
Anti-dilutive securities      
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding   31,116,391 31,116,391
Series A-1 Convertible preferred stock      
Anti-dilutive securities      
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding   9,074,511 9,074,511
Series B convertible preferred stock      
Anti-dilutive securities      
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding   58,948,735  
Common Stock dividends on Series A-1 Convertible Preferred Stock      
Anti-dilutive securities      
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding     2,846
Unvested restricted stock      
Anti-dilutive securities      
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding     7,142
Stock Options      
Anti-dilutive securities      
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding 959,188 552,726 381,669
Warrants on Common Stock      
Anti-dilutive securities      
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding 7,400,934 681,858 512,686
Warrants on Preferred Stock      
Anti-dilutive securities      
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding   625,208  
Investor Rights Obligation      
Anti-dilutive securities      
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding   53,351,117  
Underwriters Unit Purchase Option      
Anti-dilutive securities      
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding 40,000