Goodwill, Long-Lived Assets, and Other Assets - Summary of Long-Lived Asset Impairment (Detail) $ in Millions	12 Months Ended
May 31, 2026 USD ($)
Impaired Long-Lived Assets Held and Used [Line Items]
Long Lived Asset Net Carrying Value	$ 135.2
Estimated fair value	76.8
Pre-tax impairment charge	58.4
Fixed Assets, Net
Impaired Long-Lived Assets Held and Used [Line Items]
Pre-tax impairment charge	41.2
Operating Lease Right-of-Use Assets and Finance Lease Right-of-Use Assets
Impaired Long-Lived Assets Held and Used [Line Items]
Pre-tax impairment charge	9.8
Other Intangible Assets, Net
Impaired Long-Lived Assets Held and Used [Line Items]
Pre-tax impairment charge	$ 7.4

The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).

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