Leases - Schedule of Future Minimum Lease Payments for Non-Cancelable Leases (Detail) - USD ($) $ in Thousands	May 31, 2020	Jun. 01, 2019	May 31, 2019
Leases [Abstract]
2021	$ 11,814		$ 10,774
2022	9,542		8,398
2023	6,890		5,428
2024	4,009		4,054
2025	2,828		2,098
Thereafter	5,035		2,637
Total	40,118		$ 33,389
Less: imputed interest	(3,504)
Present value of lease liabilities	36,614	$ 43,400
2021	537
2022	527
2023	399
2024	167
2025	171
Thereafter	5,649
Total	7,450
Less: imputed interest	(3,263)
Present value of lease liabilities	$ 4,187