v3.26.1
Share-Based Compensation - Summary of Share-Based Compensation Expense (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Share-based compensation $ 822 $ 714 $ 1,936 $ 2,270
Research and development [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Share-based compensation 316 395 588 924
General and Administrative Expenses [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Share-based compensation $ 506 $ 319 $ 1,348 $ 1,346