Employee Stock Plans - Unrecognized Compensation Cost (Details) $ in Thousands |
9 Months Ended |
|---|---|
|
Oct. 31, 2022
USD ($)
| |
| Stock Options | |
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |
| Unrecognized compensation cost, stock options | $ 6,766 |
| Weighted-average recognition period (in years) | 1 year 9 months 18 days |
| RSUs | |
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |
| Unrecognized compensation cost | $ 159,074 |
| Weighted-average recognition period (in years) | 2 years 3 months 18 days |
| PSUs | |
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |
| Unrecognized compensation cost | $ 10,028 |
| Weighted-average recognition period (in years) | 1 year 9 months 18 days |
| 2018 ESPP | |
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |
| Unrecognized compensation cost | $ 7,748 |
| Weighted-average recognition period (in years) | 1 year 1 month 6 days |