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Stockholders' Equity - Narrative (Details) $ / shares in Units, $ in Thousands |  |  |  |  | 3 Months Ended | 9 Months Ended | 12 Months Ended |  |
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Jun. 24, 2024 USD ($) | May 13, 2024 $ / shares shares | Oct. 02, 2023 USD ($) | Sep. 14, 2022 day $ / shares | Sep. 30, 2024 USD ($) $ / shares shares | Jun. 30, 2024 shares | Mar. 31, 2024 shares | Sep. 30, 2023 USD ($) shares | Jun. 30, 2023 shares | Mar. 31, 2023 shares | Sep. 30, 2024 USD ($) $ / shares shares | Sep. 30, 2023 USD ($) | Sep. 30, 2024 USD ($) $ / shares shares | Dec. 31, 2023 $ / shares shares | Mar. 01, 2022 $ / shares shares
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares authorized (in shares) |  |  |  |  | 1,000,000,000 |  |  |  |  |  | 1,000,000,000 |  | 1,000,000,000 |  |
Common stock, authorized (in shares) |  |  |  |  | 950,000,000 |  |  |  |  |  | 950,000,000 |  | 950,000,000 | 950,000,000 |
Common stock, par value (in dollars per share) | $ / shares |  |  |  |  | $ 0.0001 |  |  |  |  |  | $ 0.0001 |  | $ 0.0001 | $ 0.0001 |
Preferred stock, shares authorized (in shares) |  |  |  |  | 50,000,000 |  |  |  |  |  | 50,000,000 |  | 50,000,000 | 50,000,000 |
Preferred stock, par value (in dollars per share) | $ / shares |  |  |  |  | $ 0.0001 |  |  |  |  |  | $ 0.0001 |  | $ 0.0001 | $ 0.0001 |
Number of securities called by each warrant (in shares) |  |  |  |  | 1 |  |  |  |  |  | 1 |  | 1 |  | 1
Unrecognized compensation expense | $ |  |  |  |  | $ 3,500 |  |  |  |  |  | $ 3,500 |  | $ 3,500 |  |
Exercise price (in dollars per share) | $ / shares |  | $ 1.10 |  |  | $ 1.10 |  |  |  |  |  | $ 1.10 |  | $ 1.10 |  | $ 11.50
Exercised (in shares) |  |  |  |  |  |  |  |  |  |  | 13,075,664 |  |  |  |
Proceeds from issuance of common stock upon exercise of stock warrants | $ |  |  |  |  | $ 13,600 |  |  |  |  |  | $ 14,384 | $ 1 |  |  |
Stock issuance costs | $ |  |  |  |  |  |  |  |  |  |  | 800 |  |  |  |
Increase in fair value of modified stock warrants | $ |  |  |  |  | $ 727 |  |  | $ 0 |  |  | 727 | $ 0 |  |  |
Unamortized deferred stock issuance costs | $ |  |  |  |  |  |  |  |  |  |  | 200 |  |  |  |
Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
New shares issued (in shares) |  |  |  |  |  | 1,043,053 | 2,853,266 | 1,269,441 | 875,772 | 331,351 |  |  |  |  |
At Market Issuance Sales Agreement |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate offering price | $ |  |  | $ 100,000 |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from the sale of shares of common stock | $ |  |  |  |  |  |  |  |  |  |  | $ 10,900 |  | $ 11,200 |  |
Public warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercised (in shares) |  | 12,575,664 |  |  |  |  |  |  |  |  | 12,575,664 |  |  |  |
Average price per share of redeemable warrants (in dollars per share) | $ / shares |  |  |  | $ 18.00 |  |  |  |  |  |  |  |  |  |  |
Warrants, redeem, threshold trading days | day |  |  |  | 20 |  |  |  |  |  |  |  |  |  |  |
Warrants, redeem, threshold consecutive trading days | day |  |  |  | 30 |  |  |  |  |  |  |  |  |  |  |
Private warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercised (in shares) |  | 500,000 |  |  | 15,600,000 |  |  |  |  |  | 500,000 |  |  |  |
New shares issued (in shares) |  |  |  |  | 3,073,200 |  |  |  |  |  |  |  |  |  |
Increase in fair value of modified stock warrants | $ | $ 700 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Private warrants | Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Conversion ratio, stock warrant into common stock | 0.197 |  |  |  |  |  |  |  |  |  |  |  |  |  |
PIPE warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price (in dollars per share) | $ / shares |  |  |  |  | $ 12.50 |  |  |  |  |  | $ 12.50 |  | $ 12.50 |  |
Exercised (in shares) |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |
Average price per share of redeemable warrants (in dollars per share) | $ / shares |  |  |  | $ 20.00 |  |  |  |  |  |  |  |  |  |  |
Warrants, redeem, threshold trading days | day |  |  |  | 20 |  |  |  |  |  |  |  |  |  |  |
Warrants, redeem, threshold consecutive trading days | day |  |  |  | 30 |  |  |  |  |  |  |  |  |  |  |
Stock options |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted average period to be recognized |  |  |  |  |  |  |  |  |  |  | 1 year 7 months 6 days |  |  |  |
RSUs |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Award vesting period |  |  |  |  |  |  |  |  |  |  | 4 years |  |  |  |
Weighted average period to be recognized |  |  |  |  |  |  |  |  |  |  | 3 years 1 month 6 days |  |  |  |
Unrecognized compensation cost | $ |  |  |  |  | $ 12,000 |  |  |  |  |  | $ 12,000 |  | $ 12,000 |  |
2022 Plan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares available for future issuance (in shares) |  |  |  |  | 13,418,125 |  |  |  |  |  | 13,418,125 |  | 13,418,125 |  |
Equity Incentive Plans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price as a percentage of fair value |  |  |  |  |  |  |  |  |  |  | 100.00% |  |  |  |
Percentage of optionee for option price |  |  |  |  |  |  |  |  |  |  | 10.00% |  |  |  |
Exercise price as a percentage of fair value, ten percent stockholders |  |  |  |  |  |  |  |  |  |  | 110.00% |  |  |  |
Award expiration period |  |  |  |  |  |  |  |  |  |  | 10 years |  |  |  |
Equity Incentive Plans | Employee stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Award vesting period |  |  |  |  |  |  |  |  |  |  | 4 years |  |  |  |
Employee Stock Purchase Plan | Employee stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Reserved for issuance (Shares) |  |  |  |  | 2,724,333 |  |  |  |  |  | 2,724,333 |  | 2,724,333 |  |
Executive Incentive Compensation Plan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Granted (in shares) |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |

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