Inventories, net (Details) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Apr. 30, 2024 |
Apr. 30, 2023 |
Apr. 30, 2022 |
|
| Inventories, net | |||
| Raw materials | $ 57,218,000 | $ 67,775,000 | |
| Work in process | 53,232,000 | 43,276,000 | |
| Finished goods | 65,618,000 | 42,968,000 | |
| Inventories, gross | 176,068,000 | 154,019,000 | |
| Reserve for inventory excess and obsolescence | (25,900,000) | (15,205,000) | |
| Inventories, net | 150,168,000 | 138,814,000 | |
| Inventory reserve charge | $ 13,937,000 | $ 8,136,000 | $ 2,271,000 |
| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- References No definition available.
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| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of valuation reserve for inventory. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of loss from reductions in inventory due to subsequent measurement adjustments, including, but not limited to, physical deterioration, obsolescence, or changes in price levels. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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