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Stock-Based Compensation - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands |  |  |  |  | 1 Months Ended | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Feb. 28, 2023 | Jan. 01, 2023 | Mar. 15, 2021 | Jul. 28, 2020 | Jul. 31, 2020 | Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Dec. 31, 2022 | Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Stock-based compensation |  |  |  |  |  | $ 4,203 | $ 1,980 | $ 10,764 | $ 5,116 |  |
Dividend yield (as a percent) |  |  |  |  |  |  |  | 0.00% |  |  |
Weighted-average grant date fair value of options granted (in dollars per share) |  |  |  |  |  | $ 6.15 | $ 6.53 | $ 5.58 | $ 6.32 |  |
Tax benefit |  |  |  |  |  | $ 653 | $ 0 | $ 696 | $ 0 |  |
Aggregate intrinsic value of options outstanding |  |  |  |  |  | 26,711 |  | 26,711 |  | $ 32,721 |
Aggregate intrinsic value of options exercised |  |  |  |  |  | 2,521 | $ 2,734 | 7,923 | $ 6,120 |  |
Aggregate intrinsic value of options exercisable |  |  |  |  |  | $ 25,418 |  | $ 25,418 |  | $ 27,919 |
Class A Common Stock |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Issuance of shares in connection with ESPP (in shares) | 38,879 |  |  |  |  |  |  |  |  |  |
Stock Option |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Dividend yield (as a percent) |  |  |  |  |  | 0.00% | 0.00% | 0.00% | 0.00% |  |
RSUs |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Awards granted (in shares) |  |  |  |  |  |  |  | 1,908,880 |  |  |
Performance Shares |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Award vesting period |  |  |  |  |  |  |  | 4 years |  |  |
Stock-based compensation |  |  |  |  |  | $ 0 | $ 32 | $ 0 | $ 172 |  |
Awards granted (in shares) |  |  |  |  |  |  |  | 0 |  |  |
Restricted Stock |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Awards granted (in shares) |  |  |  | 156,852 |  |  |  |  |  |  |
Fair value of awards granted |  |  |  | $ 291 |  |  |  |  |  |  |
Service period |  |  |  | 3 years |  |  |  |  |  |  |
ESPP |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of shares reserved and authorized (in shares) |  |  |  |  |  | 3,000,667 |  | 3,000,667 |  |  |
Percent of outstanding shares |  |  |  |  |  |  |  | 1.00% |  |  |
Stock-based compensation |  |  |  |  |  | $ 0 | 44 | $ 33 | 166 |  |
2019 Plan |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of shares reserved and authorized (in shares) |  |  |  |  | 10,163,772 |  |  |  |  |  | 8,682,600
Award vesting period |  |  |  |  | 4 years |  |  |  |  |  |
Award expiration period |  |  |  |  | 10 years |  |  |  |  |  |
Unrecognized compensation cost on stock options |  |  |  |  |  | 664 |  | $ 664 |  |  |
2019 Plan | Stock Option |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Unrecognized compensation cost, period of recognition |  |  |  |  |  |  |  | 1 year 2 months 15 days |  |  |
2021 Plan |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of shares reserved and authorized (in shares) |  | 17,003,001 | 13,503,001 |  |  |  |  |  |  |  |
Percent of outstanding shares |  |  | 5.00% |  |  |  |  |  |  |  |
Number of additional shares authorized (in shares) |  | 3,500,000 |  |  |  |  |  |  |  |  |
Unrecognized compensation cost on stock options |  |  |  |  |  | 19,446 |  | $ 19,446 |  |  |
2021 Plan | Stock Option |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Unrecognized compensation cost, period of recognition |  |  |  |  |  |  |  | 3 years 1 month 24 days |  |  |
2021 Plan | RSUs |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Unrecognized compensation cost, period of recognition |  |  |  |  |  |  |  | 2 years 10 months 24 days |  |  |
Unrecognized compensation cost, other than options |  |  |  |  |  | 22,147 |  | $ 22,147 |  |  |
2021 Plan | RSUs | Employee |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Stock-based compensation |  |  |  |  |  | $ 2,461 | $ 934 | $ 5,702 | $ 2,125 |  |
Awards granted (in shares) |  |  |  |  |  |  | 55,729 |  | 1,045,658 |  |
2021 Plan | RSUs | Employee | Class A Common Stock |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Awards granted (in shares) |  |  |  |  |  | 68,463 |  | 1,908,880 |  |  |
2021 Plan | Performance Shares | Employee |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Awards granted (in shares) |  |  |  |  |  | 0 | 0 | 0 | 1,395,596 |  |

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