v3.22.2.2
Stockholders' Equity and Equity Incentive Plans - Stock Based Compensation Expense (Details) - USD ($)
 3 Months Ended 9 Months Ended
Oct. 31, 2022
Oct. 31, 2021
Oct. 31, 2022
Oct. 31, 2021
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]        
Stock-based compensation expense $ 17,717,000 $ 12,937,000 $ 49,933,000 $ 39,127,000
Stock-based compensation capitalized as internal-use software costs 100,000 0 336,000 0
Cost of revenue        
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]        
Stock-based compensation expense 418,000 191,000 1,092,000 520,000
Research and development        
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]        
Stock-based compensation expense 7,511,000 6,441,000 21,606,000 16,957,000
Sales and marketing        
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]        
Stock-based compensation expense 5,237,000 3,749,000 13,871,000 11,393,000
General and administrative        
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]        
Stock-based compensation expense $ 4,551,000 $ 2,556,000 $ 13,364,000 $ 10,257,000