Accrued Expenses and Other Current Liabilities - Schedule of Accrued Expenses and Other Current Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Payables and Accruals [Abstract]
Accrued compensation and related expenses	$ 2,782	$ 3,003
Accrued external research and development	2,611	3,578
Accrued professional services and other	1,474	2,328
Operating lease liability, current	612	538
Accrued taxes payable	0	316
Total accrued expenses and other current liabilities	$ 7,479	$ 9,763
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Accrued Expenses And Other Liabilities Current	Accrued Expenses And Other Liabilities Current