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Share-Based Compensation - Additional Information (Detail) $ / shares in Units, $ in Millions | 1 Months Ended | 6 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Sep. 30, 2024 shares | Sep. 30, 2023 shares | Sep. 30, 2022 shares | Jun. 30, 2024 USD ($) Installments Plan $ / shares shares | Jun. 30, 2023 $ / shares | May 29, 2024 shares | Mar. 31, 2024 shares | Dec. 31, 2023 $ / shares shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |
Increase in shares of common stock for issuance |  |  |  | 54,009,139 |  |  |  | 52,999,680
Share based compensation options granted |  |  |  | 35,604 |  |  |  |
Common stock, par value | $ / shares |  |  |  | $ 0.001 |  |  |  | $ 0.001
2017 Plan [Member] |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |
Number of equity compensation plans | Plan |  |  |  | 2 |  |  |  |
Number of shares authorized for issuance |  |  |  |  |  | 3,000,000 | 18,345,127 |
Common stock reserved for issuance |  |  |  |  |  |  | 5,485,214 |
Employee Stock Option |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |
Unrecognized compensation expense | $ |  |  |  | $ 2.8 |  |  |  |
Options vesting period |  |  |  | 1 year 1 month 28 days |  |  |  |
Weighted average grant-date fair value of awards granted | $ / shares |  |  |  | $ 1.12 | $ 1.29 |  |  |
Restricted Stock Units (RSUs) [Member] |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |
Share based compensation options granted |  |  |  | 3,410,996 |  |  |  |
Unrecognized compensation expense | $ |  |  |  | $ 12.8 |  |  |  |
Options vesting period |  |  |  | 2 years 11 months 19 days |  |  |  |
Vested and released |  |  |  | 1,009,459 |  |  |  |
Weighted average grant-date fair value of awards granted | $ / shares |  |  |  | $ 1.56 |  |  |  |
Right to receive, number of share |  |  |  | 1 |  |  |  |
Equal monthly installments | Installments |  |  |  | 4 |  |  |  |
Performance-Based Awards [Member] |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |
Granted shares in addition to stock option |  |  | 140,000 |  |  |  |  |
Vested and released |  | 70,001 |  |  |  |  |  |
Performance-Based Awards [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |
Vested and released | 69,999 |  |  |  |  |  |  |

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