Accrued Expenses - Schedule of Accrued Expenses (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Payables and Accruals [Abstract]
Employee compensation and benefits	$ 2,200	$ 3,809
Professional fees	464	435
Research and development	1,665	2,442
Process development and manufacturing costs		2,367
Other	267	1,033
Total accrued expenses	$ 4,596	$ 10,086