Accrued Expenses and Other Current Liabilities - Summary of Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Accounts Payable and Accrued Liabilities, Current [Abstract]
Contracted research and development expenses	$ 8,226	$ 8,434
Due to Taiho under collaboration agreement, net	5,026	7,869
Employee compensation	5,870	6,987
Other current liabilities	1,709	914
Total accrued expenses and other current liabilities	$ 20,831	$ 24,204