Debt and Receivables Securitization - Summary of Long-term Debt and Short-term Borrowings Outstanding (Detail) - USD ($) $ in Thousands	Aug. 31, 2023	May 31, 2023
Debt Instrument [Line Items]
Short-term borrowings		$ 2,813
Total debt	$ 449,826	694,976
Unamortized discount and debt issuance costs	(1,475)	(2,181)
Total debt, net	448,351	692,795
Less: current maturities and short-term borrowings	150,268	3,077
Total long-term debt	298,083	689,718
4.60% Senior Notes due August 10, 2024
Debt Instrument [Line Items]
Senior notes	150,000	150,000
4.55% Senior Notes due April 15, 2026
Debt Instrument [Line Items]
Senior notes		243,623
4.30% Senior Notes due August 1, 2032
Debt Instrument [Line Items]
Senior notes	200,000	200,000
1.56% Series A Senior Note due August 23, 2031
Debt Instrument [Line Items]
Senior notes	39,791	39,226
1.90% Series B Senior Notes due August 23, 2034
Debt Instrument [Line Items]
Senior notes	59,634	58,786
Other Debt
Debt Instrument [Line Items]
Debt	$ 401	$ 528