Segment Information - Additional Information (Detail) - Segment	3 Months Ended	12 Months Ended
	Aug. 31, 2025	May 31, 2025	May 31, 2024
Segment Reporting Information [Line Items]
Number of reportable segments	3	4	4
Number of operating segments	4
Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration]	srt:ChiefExecutiveOfficerMember
Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description	Our CODM evaluates the profit performance of our segments and allocates resources primarily based on income before income taxes, but also looks to EBIT, or adjusted EBIT, because interest (income) expense, net is essentially related to corporate functions, as opposed to segment operations.