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Net Loss Per Share Attributable to Common Stockholders - Additional Information (Details) - Employee Stock Purchase Plan
$ in Millions
12 Months Ended
Dec. 31, 2020
USD ($)
shares
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]  
Contributions from plan participant | $ $ 0.3
Contributions from plan participant in shares | shares 30,454
Stock price 85.00%