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Stock-Based Compensation (Tables) | 12 Months Ended
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Apr. 30, 2025
Share-Based Payment Arrangement [Abstract] |
Summary of Stock Option Activity | A summary of the Company’s option activity during the periods indicated was as follows:
| Options Outstanding
| Number of Stock Options Outstanding |  | Weighted Average Exercise Price |  | Weighted Average Remaining Contractual Life (years) |  | Aggregate Intrinsic Value
| (in thousands) |  |  |  |  |  | (in thousands)
Balance as of April 30, 2023 | 34,696 |  |  | $ | 12.75 |  |  | 6.45 |  | $ | 175,907 |
Options granted | 829 |  |  | 30.11 |  |  |  |  |
Options exercised | (3,033) |  |  | 33.84 |  |  |  |  |
Options cancelled | (1,164) |  |  | 13.58 |  |  |  |  |
Balance as of April 30, 2024 | 31,328 |  |  | $ | 13.97 |  |  | 5.68 |  | $ | 268,167 |
Options granted | 1,187 |  |  | 23.43 |  |  |  |  |
Options exercised | (3,425) |  |  | 5.97 |  |  |  |  |
Options cancelled | (613) |  |  | 23.13 |  |  |  |  |
Balance as of April 30, 2025 | 28,477 |  |  | $ | 15.13 |  |  | 5.01 |  | $ | 195,923 |
Vested and exercisable as of April 30, 2025 | 24,235 |  |  | $ | 12.60 |  |  | 4.60 |  | $ | 228,053 |
Vested and expected to vest as of April 30, 2025 | 28,477 |  |  | $ | 15.13 |  |  | 5.01 |  | $ | 195,923 |
Schedule of Valuation Assumptions | The weighted average assumptions underlying the fair value estimation are provided in the following table:
| Fiscal Year Ended April 30,
| 2025 |  | 2024 |  | 2023
Valuation assumptions: |  |  |  |  |
Expected dividend yield | — | % |  | — | % |  | — | %
Expected volatility | 66.2 | % |  | 63.2 | % |  | 46.3 | %
Expected term (years) | 6.1 |  | 6.1 |  | 6.5
Risk-free interest rate | 3.6 | % |  | 4.1 | % |  | 3.9 | %
Schedule of Restricted Stock Unit Activity | A summary of the Company’s RSU activities and related information is as follows:
| RSUs Outstanding
| Number of RSUs |  | Weighted Average Grant Date Fair Value Per Share
| (in thousands) |  |
Unvested Balance as of April 30, 2023 | 21,146 |  |  | $ | 21.32 |
RSUs granted | 8,422 |  |  | 33.40 |
RSUs vested | (6,248) |  |  | 24.94 |
RSUs forfeited | (4,037) |  |  | 26.85 |
Unvested Balance as of April 30, 2024 | 19,283 |  |  | $ | 24.26 |
RSUs granted | 14,731 |  |  | 28.43 |
RSUs vested | (6,478) |  |  | 27.39 |
RSUs forfeited | (3,762) |  |  | 27.33 |
Unvested Balance as of April 30, 2025 | 23,774 |  |  | $ | 25.99 |
Schedule of Valuation Assumptions Under ESPP | The following assumptions were used to calculate the fair value of shares to be granted under the 2020 ESPP during the period:
|  | Fiscal Year Ended April 30,
|  | 2025 | 2024 | 2023
Valuation assumptions: |  |  |  |
Expected dividend yield |  | — | % | — | % | — | %
Expected volatility |  | 56.2 - 79.8% | 54.5 - 73.3% | 47.8 - 61.4%
Expected term (years) |  | 0.5 - 2.0 | 0.5 - 2.0 | 0.40 - 2.0
Risk-free interest rate |  | 3.56 - 4.6% | 4.7 - 5.5% | 4.1 - 4.9%
Summary of Effects of Stock-Based Compensation | The following table summarizes the effects of stock-based compensation on the Company’s consolidated statements of operations (in thousands):
| Fiscal Year Ended April 30,
| 2025 |  | 2024 |  | 2023
Cost of subscription | $ | 30,480 |  |  | $ | 34,032 |  |  | $ | 21,417 |
Cost of professional services | 3,180 |  |  | 1,288 |  |  | 2,220 |
Sales and marketing | 83,960 |  |  | 71,751 |  |  | 71,389 |
Research and development | 71,629 |  |  | 72,036 |  |  | 90,217 |
General and administrative | 41,739 |  |  | 36,654 |  |  | 31,299 |
Total stock-based compensation expense | $ | 230,988 |  |  | $ | 215,761 |  |  | $ | 216,542 |

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