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Equity - Valuation Assumptions (Details)
3 Months Ended 9 Months Ended
Oct. 31, 2023
Oct. 31, 2022
Oct. 31, 2023
Oct. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology        
Expected dividend yield     0.00%  
Stock options        
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology        
Expected term (in years)       6 years
Expected volatility       50.00%
Risk-free interest rate       1.80%
Expected dividend yield       0.00%
Employee stock purchase rights under the 2020 ESPP        
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology        
Expected term (in years) 6 months 6 months 6 months 6 months
Expected volatility 48.40% 74.80%    
Risk-free interest rate 5.50% 3.80%    
Expected dividend yield 0.00% 0.00% 0.00% 0.00%
Employee stock purchase rights under the 2020 ESPP | Maximum        
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology        
Expected volatility     71.30% 74.80%
Risk-free interest rate     5.50% 3.80%
Employee stock purchase rights under the 2020 ESPP | Minimum        
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology        
Expected volatility     48.40% 58.90%
Risk-free interest rate     4.70% 0.90%