Significant Accounting Policies - Derivatives (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Apr. 30, 2026 |
Apr. 30, 2025 |
|
| Accounting Policies [Abstract] | ||
| Gain (loss) on derivatives | $ (28,159) | $ 792 |
| Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Cost of goods sold (excluding depreciation and amortization, shown separately below) | Cost of goods sold (excluding depreciation and amortization, shown separately below) |