Net Loss Per Share - Potential Dilutive Securities not Included in Diluted per Share Calculations (Details) - shares |
9 Months Ended | |
|---|---|---|
Sep. 30, 2022 |
Sep. 30, 2021 |
|
| Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] | ||
| Potential dilutive securities | 3,016,697 | 2,046,367 |
| Stock Options Issued And Outstanding Equity Incentive Plan And Under 2019 Equity Incentive Plan And 2015 Stock Plan | ||
| Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] | ||
| Potential dilutive securities | 2,972,047 | 1,982,298 |
| Estimated Shares Issuable Under Employee Stock Purchase Plan | ||
| Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] | ||
| Potential dilutive securities | 17,650 | 23,569 |
| RSUs Subject to Future Vesting | ||
| Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] | ||
| Potential dilutive securities | 27,000 | 40,500 |