Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Schedule of fair value assumptions (Detail)

v3.21.2
Stock-Based Compensation - Schedule of fair value assumptions (Detail)
3 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Expected dividend yield 0.00% 0.00%
Minimum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Risk-free interest rate 0.94% 0.39%
Expected term, in years 6 years 10 days 5 years 6 months 21 days
Expected volatility 82.92% 78.16%
Maximum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Risk-free interest rate 1.07% 0.44%
Expected term, in years 6 years 1 month 9 days 6 years 1 month 9 days
Expected volatility 84.33% 80.14%