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License, Collaboration and Other Agreements - Additional Information (Detail) - USD ($) | 1 Months Ended | 3 Months Ended | 12 Months Ended | 14 Months Ended
--- | --- | --- | --- | ---
Feb. 28, 2023 | Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2022 | Mar. 31, 2024
Research And Development Arrangement Contract To Perform For Others [Line Items] |  |  |  |  |
Revenue |  | $ 235,000 | $ 0 |  |
Collaboration Revenue [Member] |  |  |  |  |
Research And Development Arrangement Contract To Perform For Others [Line Items] |  |  |  |  |
Revenue |  | 200,000 | $ 0 | $ 10,000,000 |
Kyorin Pharmaceutical Co Ltd [Member] |  |  |  |  |
Research And Development Arrangement Contract To Perform For Others [Line Items] |  |  |  |  |
Upfront and milestone payments received |  |  |  |  | $ 20,000,000
Milestone payments received | $ 10,000,000 |  |  |  |
Development Regulatory And Sales Milestones [Member] | Kyorin Pharmaceutical Co Ltd [Member] |  |  |  |  |
Research And Development Arrangement Contract To Perform For Others [Line Items] |  |  |  |  |
Remaining receivable based on achievement of research milestones |  | $ 155,000,000 |  |  |

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