v3.26.1
Accrued Expenses - Schedule of Accrued Expenses (Detail) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Payables and Accruals [Abstract]    
Accrued research and development expenses $ 21,675 $ 53,914
Accrued payroll and related expenses 2,372 3,783
Accrued other 1,320 777
Total accrued expenses $ 25,367 $ 58,474