Income Taxes - Income taxes paid (net of refund) (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
May 31, 2026 |
May 31, 2025 |
May 31, 2024 |
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| Income taxes paid (net of refunds received) | |||
| U.S. federal taxes | $ 23.5 | ||
| State taxes | 7.1 | ||
| Income taxes paid (net of refunds received) | 49.6 | $ 23.7 | $ 41.8 |
| Canada | |||
| Income taxes paid (net of refunds received) | |||
| Foreign taxes | 12.1 | ||
| Other | |||
| Income taxes paid (net of refunds received) | |||
| Foreign taxes | $ 6.9 | ||
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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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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 foreign 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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