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Stockholders' Equity (Deficit) and Equity Incentive Plans - Additional Information (Details) - USD ($) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Class Of Stock [Line Items] |  |  |  |
Exercise of stock options, Shares |  | 2,498,763 |  |
Total stock-based compensation expense |  | $ 67,223,000 | $ 34,394,000 | $ 16,553,000
Employee Stock Option |  |  |  |
Class Of Stock [Line Items] |  |  |  |
Total stock-based compensation expense |  | 1,500,000 |  |
Unrecognized stock-based compensation expense |  | 300,000 | 1,700,000 |
intrinsic value |  | $ 23,300,000 | $ 519,100,000 | $ 15,000,000.0
Weighted-average grant date fair value |  | $ 8.27 | $ 6.02 | $ 2.27
Fair value shares vested |  | $ 17,600,000 | $ 9,700,000 | $ 5,100,000
Secondary Transactions |  |  |  |
Class Of Stock [Line Items] |  |  |  |
Total stock-based compensation expense |  |  | 1,100,000 | $ 11,100,000
R S Us |  |  |  |
Class Of Stock [Line Items] |  |  |  |
Granted stock options |  |  |  | 0
Total stock-based compensation expense |  | $ 46,000,000.0 | $ 15,400,000 | $ 0
Two Executives | Employee Stock Option |  |  |  |
Class Of Stock [Line Items] |  |  |  |
Granted stock options | 1,756,545 |  |  |
2014 Stock Option Plan |  |  |  |
Class Of Stock [Line Items] |  |  |  |
Options, vesting period |  | 4 years |  |
Unrecognized share-based compensation expense |  | $ 21,800,000 |  |
Unrecognized share-based compensation expense recognition period (term) |  | 2 years 5 months 12 days |  |
Non-employee stock options outstanding |  | 354,500 |  |
2014 Stock Option Plan | R S Us |  |  |  |
Class Of Stock [Line Items] |  |  |  |
Unrecognized share-based compensation expense |  | $ 168,400,000 |  |
Unrecognized share-based compensation expense recognition period (term) |  | 2 years 9 months 3 days |  |
Non-employee stock options outstanding |  | 231,576 |  |
2021 Incentive Award Plan |  |  |  |
Class Of Stock [Line Items] |  |  |  |
Exercise of stock options, Shares |  | 88,000,000 |  |
Purchase price |  | 85.00% |  |
Options, vesting period |  |  | 4 years |
2021 Incentive Award Plan | Class A Common Stock |  |  |  |
Class Of Stock [Line Items] |  |  |  |
Shares reserved for issuance |  | 16,774,634 |  |
Purchase price |  | 85.00% |  |
2021 Employee Stock Purchase Plan |  |  |  |
Class Of Stock [Line Items] |  |  |  |
Exercise of stock options, Shares |  | 350,341 |  |
Initial offering period |  | The initial offering period under the ESPP was longer than 12 months |  |
Commencement date |  | Sep. 28, 2021 |  |
Ending date |  | Nov. 14, 2022 |  |
Options, vesting period |  |  |  | 4 years
Total stock-based compensation expense |  | $ 1,900,000 |  |
Unrecognized stock-based compensation expense |  | $ 5,700,000 |  |
weighted-average remaining vesting period |  | 10 months 13 days |  |
2021 Employee Stock Purchase Plan | Class A Common Stock |  |  |  |
Class Of Stock [Line Items] |  |  |  |
Shares reserved for issuance |  | 3,411,791 |  |

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