Stock Incentive Plans - Summary of Weighted-Average Assumptions Used to Estimated Fair Values of Share-Based Awards (Detail) |
3 Months Ended | |
|---|---|---|
Mar. 31, 2023 |
Mar. 31, 2022 |
|
| Employee stock purchase plan | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Expected term (in years) | 6 months | 6 months |
| Expected volatility | 77.88% | 67.79% |
| Risk-free interest rate | 4.94% | 1.06% |
| Expected dividend yield | 0.00% | 0.00% |
| Employee stock options | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Expected term (in years) | 6 years | 6 years |
| Expected volatility | 78.63% | 76.93% |
| Risk-free interest rate | 3.46% | 1.65% |
| Expected dividend yield | 0.00% | 0.00% |