Pension Plans - Additional Information (Detail) - Pension Benefits - USD ($) $ in Millions	3 Months Ended
	Feb. 28, 2025	May 31, 2024
U.S. Plans
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]
Contribution to main pension plan during current quarter	$ 45.5
Total expected contributions to pension plans	$ 45.5
Non-U.S. Plans
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]
Total expected contributions to pension plans		$ 5.9