Quarterly report pursuant to Section 13 or 15(d)

Net Income (Loss) Per Share - Summary of Common Stock Equivalents of Antidilutive Securities Excluded from Computation of Diluted Net Loss per Share (Details)

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Net Income (Loss) Per Share - Summary of Common Stock Equivalents of Antidilutive Securities Excluded from Computation of Diluted Net Loss per Share (Details)
6 Months Ended
Jun. 30, 2019
shares
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]  
Antidilutive securities excluded from computation of net loss per share 4,433,656
Common Stock Options Issued and Outstanding  
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]  
Antidilutive securities excluded from computation of net loss per share 3,903,653
Restricted Stock Units Issued and Outstanding  
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]  
Antidilutive securities excluded from computation of net loss per share 458,190
Warrants to Purchase Common Stock  
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]  
Antidilutive securities excluded from computation of net loss per share 71,813