Income Taxes - Activity Related to Unrecognized Tax Benefits (Detail) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
May 31, 2026 |
May 31, 2025 |
May 31, 2024 |
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| Income Tax Disclosure [Abstract] | |||
| Unrecognized tax benefits, beginning balance | $ 1.6 | $ 4.4 | $ 2.9 |
| Additions for tax positions of prior years | 0.2 | 3.4 | |
| Reductions for tax positions of prior years | (0.1) | (2.9) | (1.4) |
| Settlements | (0.5) | ||
| Foreign currency translation | (0.1) | ||
| Unrecognized tax benefits, ending balance | $ 1.5 | $ 1.6 | $ 4.4 |
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- References No definition available.
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- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of decrease in unrecognized tax benefits resulting from foreign currency translation. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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