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Stock Option Plan - Common Stock Reserved For Future Issuance (Details) | Dec. 31, 2021 shares
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Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Common stock reserved for future issuance (in shares) | 5,150,801
Warrants to purchase common stock |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Common stock reserved for future issuance (in shares) | 1,214,059
Common stock option grants issued and outstanding |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Common stock reserved for future issuance (in shares) | 2,014,330
Common stock reserved for issuance upon vesting of outstanding restricted stock units |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Common stock reserved for future issuance (in shares) | 415,325
Common shares available for grant under the 2019 Plan |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Common stock reserved for future issuance (in shares) | 1,179,571
Common shares available for future issuance under ESPP |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Common stock reserved for future issuance (in shares) | 327,516

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- Definition Aggregate number of common shares reserved for future issuance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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