Leases - Schedule of Components of Lease Expense (Detail) - USD ($) $ in Thousands	12 Months Ended
	May 31, 2023	May 31, 2022
Leases [Abstract]
Operating lease expense	$ 17,234	$ 15,726
Financing lease expense:
Amortization of leased assets	658	653
Interest on lease liabilities	119	124
Total financing lease expense	777	777
Short-term lease expense	4,351	2,991
Variable lease expense	572	612
Total lease expense	$ 22,934	$ 20,106