Reconciliation of Our Tax Contingencies (Detail) - USD ($) $ in Thousands	12 Months Ended
	May 31, 2024	May 31, 2023	May 31, 2022
Income Tax Contingency [Line Items]
Beginning balance	$ 946	$ 741	$ 764
Increase/(decrease) related to prior periods	(47)	2	(75)
Increase related to current period	2,004	479	147
Lapses of applicable statute of limitations	(164)	(276)	(95)
Ending balance	$ 2,739	$ 946	$ 741