Quarterly report pursuant to Section 13 or 15(d)

Stock-based Compensation - Stock-Based Compensation Expense Related to Stock Options (Detail)

v3.22.1
Stock-based Compensation - Stock-Based Compensation Expense Related to Stock Options (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Stock-based compensation expense $ 922 $ 398
Research and development    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Stock-based compensation expense 285 126
Selling, general and administrative    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Stock-based compensation expense $ 637 $ 272