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Stock Based Compensation - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands | 1 Months Ended | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Oct. 31, 2023 | Sep. 30, 2024 | Sep. 30, 2024 | Sep. 30, 2023 | Dec. 31, 2023 | Dec. 31, 2022
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Common stock shares reserved for future issuance |  | 57,369,304 | 57,369,304 |  | 32,693,169 |
Unrecognized compensation costs |  | $ 1,000 | $ 1,000 |  | $ 1,700 |
Remaining weighted-average period |  |  | 1 year 7 months 6 days |  | 2 years |
Stock compensation expense |  |  | $ 2,217 | $ 6,349 | $ 8,357 | $ 437
Common stock, shares issued |  | 64,369,381 | 64,369,381 |  | 47,688,096 | 27,079,856
Tranche One |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Vesting percentage |  |  | 62.50% |  | 62.50% |
Restricted Stock Units |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Vesting period | 3 years |  | 2 years |  | 2 years |
Stock compensation expense |  | $ 200 | $ 800 |  | $ 5,700 |
Restricted Stock Units | Board of Director Members |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Vesting period |  |  | 3 years |  |  |
Restricted Stock Units | Tranche Two |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Remaining vesting percentage |  |  | 37.50% |  | 37.50% |
Stock Options |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Weighted average grant-date fair value of the stock option awards granted |  |  | $ 1.3 |  | $ 3.98 | $ 2.36
Remaining weighted-average period |  |  |  |  | 2 years 1 month 6 days |
Stock compensation expense |  | $ 600 | $ 1,400 |  | $ 2,700 |
Time-Vested Restricted Stock Units |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Weighted average grant-date fair value of time-vested restricted stock units granted |  |  |  |  | $ 4.32 | $ 4.51
2010 Plan and 2020 Plan |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Options and RSUs issued and exercisable under the plan |  |  |  |  | 4,529,673 | 5,717,072
2010 Plan, 2020 Plan, and 2023 Plan |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Options and RSUs issued and exercisable under the plan |  | 7,639,094 | 7,639,094 |  | 4,529,673 |
Vesting period |  |  | 4 years |  | 4 years |
Expiration period |  |  | 10 years |  | 10 years |
Unrecognized compensation costs |  | $ 5,600 | $ 5,600 |  |  |
Remaining weighted-average period |  |  | 3 years |  |  |
2020 Plan |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Unrecognized compensation costs |  |  |  |  | $ 2,500 |
2023 Plan |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Common stock shares reserved for future issuance |  | 8,174,364 | 8,174,364 |  | 7,822,700 |
Increase (decrease) in percentage of number of shares reserved for future issuance |  |  | 5.00% |  | 5.00% |
2023 ESPP |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Common stock shares reserved for future issuance |  | 2,226,122 | 2,226,122 |  | 1,422,309 |
Percentage of price lower of fair value market value |  |  | 85.00% |  | 85.00% |
Percentage of employees compensation to payroll deductions |  |  | 15.00% |  | 15.00% |
Percentage of diluted shares outstanding |  |  | 1.00% |  | 1.00% |
Common stock, shares issued |  |  |  |  | 0 |
2023 ESPP | Maximum |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Common stock, shares issued |  | 1,600,000 | 1,600,000 |  | 1,600,000 |

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