Pension Plans - Additional Information (Detail) - Pension Benefits - USD ($) $ in Millions	3 Months Ended
Feb. 28, 2026	May 31, 2025
U.S. Plans
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]
Contribution to main pension plan during current quarter	$ 51.0
Total expected contributions to pension plans	$ 51.0
Non-U.S. Plans
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]
Total expected contributions to pension plans		$ 6.1

Amount of contribution received by defined benefit plan from employer which increases plan assets.

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