Income Taxes - Income Taxes Paid (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Apr. 30, 2026 |
Apr. 30, 2025 |
Apr. 30, 2024 |
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| Income Tax Contingency [Line Items] | |||
| Federal | $ 115,000 | $ 72,500 | $ 81,500 |
| Cash paid for income taxes, net | 138,018 | 89,771 | 105,000 |
| Illinois | |||
| Income Tax Contingency [Line Items] | |||
| State and local | 13,800 | 10,000 | 12,750 |
| Other, net | |||
| Income Tax Contingency [Line Items] | |||
| State and local | $ 9,218 | $ 7,271 | $ 10,750 |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Amount, after income tax refund received, of cash paid to federal (national) tax jurisdiction for tax on income. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after income tax refund received, of cash paid to state and local tax jurisdictions for tax on income. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after refund, of cash paid to foreign, federal, state, and local jurisdictions as income tax. Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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