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Prepaid Expenses and Other Current Assets - Schedule of Prepaid Expenses and Other Current Assets (Detail) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
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Prepaid Expense and Other Assets [Abstract] |  |
Prepaid research and development expenses | $ 1,786 | $ 1,994
Prepaid insurance | 448 | 682
Interest receivable | 1,079 | 332
Other prepaid expenses and other assets | 344 | 377
Total prepaid expenses and other current assets | $ 3,657 | $ 3,385

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