Quarterly report pursuant to Section 13 or 15(d)

Net Income (Loss) Per Share - Summary of Potentially Dilutive Securities (Details)

v3.19.3
Net Income (Loss) Per Share - Summary of Potentially Dilutive Securities (Details) - shares
shares in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]        
Potentially dilutive securities not included in the calculation of diluted net loss per share 772 296 457 938
Employee Stock Options        
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]        
Potentially dilutive securities not included in the calculation of diluted net loss per share 721 245 457 887
Warrants outstanding        
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]        
Potentially dilutive securities not included in the calculation of diluted net loss per share 51 51   51