Amounts Recognized in Consolidated Balance Sheet, Pension (Detail) - Pension Benefits - USD ($) $ in Thousands	May 31, 2023	May 31, 2022
U.S. Plans
Defined Benefit Plan Disclosure [Line Items]
Noncurrent assets	$ 279	$ 77
Current liabilities	(8)	(8)
Noncurrent liabilities	(65,958)	(86,844)
Net Amount Recognized	(65,687)	(86,775)
Non-U.S. Plans
Defined Benefit Plan Disclosure [Line Items]
Noncurrent assets	15,641	22,399
Current liabilities	(659)	(443)
Noncurrent liabilities	(7,674)	(11,115)
Net Amount Recognized	$ 7,308	$ 10,841