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Development Liability - Additional Information (Detail) $ in Thousands |  | 1 Months Ended | 3 Months Ended | 8 Months Ended |
--- | --- | --- | --- | --- | ---
Feb. 28, 2019 USD ($) Installment | Dec. 31, 2024 USD ($) | May 31, 2024 USD ($) | Dec. 31, 2023 USD ($) | May 31, 2023 USD ($) | Dec. 31, 2022 USD ($) | May 31, 2022 USD ($) | Jan. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) Installment | Jun. 30, 2021 USD ($) | Mar. 31, 2024 USD ($) | Mar. 31, 2023 USD ($) | Jan. 31, 2020 USD ($) | Jun. 30, 2019 USD ($)
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  |  |  |  |  |  | $ 6,967 | $ 7,529 |  |
SFJ Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from SFJ agreement | $ 60,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Additional funding amount upon achievement of development milestones | $ 60,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Number of milestone payments | Installment | 3 |  |  |  |  |  |  |  |  |  |  |  |  |
Development funding for minimum period of operating expense | 10 months |  |  |  |  |  |  |  |  |  |  |  |  |
Increase in additional funding for development costs |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 20,000
Obligated to pay initial payment |  |  |  |  |  |  |  |  | $ 5,000 |  | 366,000 |  |  |
Aggregate amount of additional annual payments |  |  |  |  |  |  |  |  | $ 225,000 |  |  |  |  |
Number of additional annual payments | Installment |  |  |  |  |  |  |  |  | 6 |  |  |  |  |
Payment made under agreement |  |  |  |  |  |  |  | $ 5,000 |  | $ 4,000 | 94,000 |  | $ 80,000 |
First annual payment under agreement |  |  |  |  |  | $ 18,000 | $ 11,500 |  |  |  |  |  |  |
Second annual payment under agreement |  |  |  | $ 31,000 | $ 24,500 |  |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  |  |  |  |  |  | $ 6,100 | $ 6,600 |  |
SFJ Agreement [Member] | Forecast [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payment made under agreement |  | $ 61,300 | $ 37,500 |  |  |  |  |  |  |  |  |  |  |
SFJ Agreement [Member] | Regulatory Approval Granted US Food and Drug Administration [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Obligated to pay initial payment | $ 4,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate amount of additional annual payments | $ 226,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Number of additional annual payments | Installment | 6 |  |  |  |  |  |  |  |  |  |  |  |  |

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