Annual report pursuant to Section 13 and 15(d)

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

v3.6.0.2
Net Loss Per Share Of Common Stock, Basic And Diluted - Anti-dilutive Securities (Details) - shares
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Anti-dilutive securities      
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding 0 0 625,208
Series A convertible preferred stock      
Anti-dilutive securities      
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding 0 0 31,116,391
Series A-1 convertible preferred stock      
Anti-dilutive securities      
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding 0 0 9,074,511
Series B convertible preferred stock      
Anti-dilutive securities      
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding 0 0 58,948,735
Stock options      
Anti-dilutive securities      
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding 1,849,359 959,188 552,726
Warrants on common stock      
Anti-dilutive securities      
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding 7,400,934 7,400,934 681,858
Warrants on preferred stock      
Anti-dilutive securities      
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding 0 0  
Investor rights obligation      
Anti-dilutive securities      
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding 0 0 53,351,117
Underwriters' unit purchase option      
Anti-dilutive securities      
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding 40,000 40,000 0