Income Taxes (Details 5) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Apr. 30, 2026 |
Apr. 30, 2025 |
Apr. 30, 2024 |
|
| Reconciliation of unrecognized tax benefits | |||
| Balance at May 1, | $ 2.5 | $ 4.6 | $ 5.3 |
| Increases: | |||
| Acquired business | 0.0 | 0.0 | 1.3 |
| Decreases: | |||
| Expiration of statute of limitations periods | 1.0 | 1.3 | 2.0 |
| Disposed business | 0.0 | 0.8 | 0.0 |
| Balance at April 30, | $ 1.5 | $ 2.5 | $ 4.6 |
| X | ||||||||||
- Definition Decrease in unrecognized tax benefits. No definition available.
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| X | ||||||||||
- Definition Increase in unrecognized tax benefits. No definition available.
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| X | ||||||||||
- Definition Unrecognized Tax Benefits Decreases Resulting From Disposal No definition available.
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| X | ||||||||||
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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| X | ||||||||||
- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of increase in unrecognized tax benefits resulting from acquisitions. No definition available.
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- Definition Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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