Annual report pursuant to Section 13 and 15(d)

Stock Plans - Schedule of Fair Value Assumptions (Detail)

v3.22.4
Stock Plans - Schedule of Fair Value Assumptions (Detail) - Stock Options [Member]
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Expected volatility, minimum 82.00% 80.00%
Expected volatility, maximum 92.00% 83.00%
Risk-free interest rate, minimum 1.70% 0.60%
Risk-free interest rate, maximum 3.70% 1.40%
Minimum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Expected term (in years) 5 years 6 months 5 years 6 months
Maximum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Expected term (in years) 6 years 9 months 18 days 6 years 1 month 6 days