Leases - Schedule of Components of Lease Expense (Detail) - USD ($) $ in Thousands	12 Months Ended
	May 31, 2022	May 31, 2021
Leases [Abstract]
Operating lease expense	$ 15,726	$ 10,123
Financing lease expense:
Amortization of leased assets	653	648
Interest on lease liabilities	124	145
Total financing lease expense	777	793
Short-term lease expense	2,991	578
Variable lease expense	612	2,398
Total lease expense	$ 20,106	$ 13,892