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Accrued Expenses and Other Current Liabilities - Schedule of Accrued Expenses and Other Current Liabilities (Detail) - USD ($) $ in Thousands | Jun. 30, 2024 | Dec. 31, 2023
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Payables and Accruals [Abstract] |  |
Accrued payroll and related expenses | $ 2,028 | $ 3,339
Accrued external research and development expenses | 7,057 | 2,274
Accrued professional fees | 817 | 708
Accrued other | 109 | 236
Total Accrued expenses and other current liabilities | $ 10,011 | $ 6,557

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- Definition Carrying value as of the balance sheet date of obligations incurred through that date and payable for professional fees, such as for legal and accounting services received. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(20)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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