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Employee Benefit Plans - Schedule of expected future benefit payments (Details) $ in Millions | May 31, 2026 USD ($)
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UNITED KINGDOM | Pension Plans |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2027 | $ 1.5
2028 | 1.6
2029 | 1.7
2030 | 1.7
2031 | 1.7
2031 - 2035 | 9.2
United States | Other Postretirement Benefits |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2027 | 0.9
2028 | 0.8
2029 | 0.7
2030 | 0.7
2031 | 0.6
2031 - 2035 | $ 2.4

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