Other Expense, Net - Schedule of Other Expense, Net (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Feb. 29, 2024	Feb. 28, 2023	Feb. 29, 2024	Feb. 28, 2023
Other Income and Expenses [Abstract]
Pension non-service costs	$ 2,793	$ 2,648	$ 8,359	$ 7,650
Other	(191)	(309)	(386)	(585)
Other expense, net	$ 2,602	$ 2,339	$ 7,973	$ 7,065