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Inventories (Tables) | 12 Months Ended
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Apr. 30, 2022
Inventory Disclosure [Abstract] |
Components Of Inventories | The components of inventories were:
| APRIL 30
(in thousands) | 2022 |  | 2021
Raw materials | $ | 90,451 |  |  | $ | 63,384 |
Work-in-process | 59,180 |  |  | 51,176 |
Finished goods | 78,628 |  |  | 43,607 |
Total inventories | $ | 228,259 |  |  | $ | 158,167 |

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