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Net Loss per Common Share - Anti-Dilutive Effect Excluded from Computation of Diluted Net Loss Per Share Attributable to Common Stockholders (Details) - shares | 3 Months Ended
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Mar. 31, 2022 | Mar. 31, 2021
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] |  |
Anti-dilutive effect excluded from computation of diluted net loss per share attributable to common stockholders | 9,811,733 | 24,368,757
Convertible Preferred Stock |  |
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] |  |
Anti-dilutive effect excluded from computation of diluted net loss per share attributable to common stockholders |  | 20,056,145
Unvested Restricted Stock Awards |  |
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] |  |
Anti-dilutive effect excluded from computation of diluted net loss per share attributable to common stockholders | 2,600,538 | 765,527
Stock Options Outstanding |  |
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] |  |
Anti-dilutive effect excluded from computation of diluted net loss per share attributable to common stockholders | 6,166,516 | 2,719,200
Stock Options Available for Issuance |  |
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] |  |
Anti-dilutive effect excluded from computation of diluted net loss per share attributable to common stockholders | 620,084 | 827,885
Employee Stock Purchase Plan |  |
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] |  |
Anti-dilutive effect excluded from computation of diluted net loss per share attributable to common stockholders | 424,595 |

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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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