Prepaid Expenses and Other Current Assets - Schedule of Prepaid Expenses and Other Current Assets (Detail) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Prepaid Expense and Other Assets, Current [Abstract]
Prepaid expenses	$ 3,300	$ 1,695
Prepaid clinical	5,271	6,335
Other	1,065	1,009
Total prepaid expenses and other current assets	$ 9,636	$ 9,039