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Employee Benefit Plans - Schedule Of Amounts Recognized In Balance Sheet (Details) - USD ($) $ in Millions	May 31, 2025	May 31, 2024
U.K. | Pension Plans
Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position [Abstract]
Current liabilities	$ 0.0	$ 0.0
Noncurrent liabilities	(5.2)	(5.3)
Net funded balance	(5.2)	(5.3)
United States | Other Postretirement Benefits
Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position [Abstract]
Current liabilities	(0.9)	(1.0)
Noncurrent liabilities	(5.6)	(6.2)
Net funded balance	$ (6.5)	$ (7.2)

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- Definition

Amount of asset (liability), recognized in statement of financial position, for defined benefit pension and other postretirement plans.

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Amount of liability, recognized in statement of financial position, for defined benefit pension and other postretirement plans, classified as current.

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