Accrued Expenses and Other Current Liabilities - Schedule of Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Payables and Accruals [Abstract]
Accrued research and development expenses	$ 11,044	$ 8,803
Accrued compensation	6,148	10,311
Unvested early exercised stock option liability	155	464
Accrued professional services	526	435
Accrued property and equipment		13
Accrued offering and deferred offering costs	196
Other accruals	396	160
Total	$ 18,465	$ 20,186