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Short-Term Investments - Summary of Short-term Investments Classified as Available-for-sale Securities (Detail) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
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Debt Securities, Available-for-Sale [Line Items] |  |
Amortized Cost | $ 37,207 | $ 46,490
Fair Value | 37,207 | 46,490
U.S. Government Securities [Member] |  |
Debt Securities, Available-for-Sale [Line Items] |  |
Amortized Cost | 20,441 | 33,213
Fair Value | 20,441 | 33,213
U.S. Government Agency Securities [Member] |  |
Debt Securities, Available-for-Sale [Line Items] |  |
Amortized Cost | 16,766 | 13,277
Fair Value | $ 16,766 | $ 13,277

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