Income Taxes - Schedule of Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Apr. 30, 2026 |
Apr. 30, 2025 |
|
| Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] | ||
| Beginning balance | $ 10,773 | $ 10,747 |
| Additions based on tax positions related to current year | 2,251 | 2,382 |
| Reductions due to lapse of applicable statute of limitations | (2,953) | (2,356) |
| Ending balance | $ 10,071 | $ 10,773 |