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Basis of Presentation and Summary of Significant Accounting Policies (Tables)
9 Months Ended
Sep. 30, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Schedule of antidilutive securities excluded from computation of net loss per share
The following potentially dilutive securities have been excluded from the computation of diluted weighted-average shares of common stock outstanding, as they would be anti-dilutive:
Nine Months Ended September 30,
20202019
Redeemable convertible preferred stock on an as converted to common stock basis20,300,253 7,487,151 
Stock options2,538,225 1,255,543 
Unvested restricted stock16,789 36,937 
22,855,267 8,779,631