v3.26.1
Share-Based Compensation - Summary of Share-Based Compensation Expense (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Share-based compensation $ 1,114 $ 1,556
Research and development [Member]    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Share-based compensation 272 529
General and Administrative Expenses [Member]    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Share-based compensation $ 842 $ 1,027