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Debt, Derivatives and Hedging Activities - Schedule of Debt Outstanding (Details) - USD ($) $ in Thousands	9 Months Ended
	Feb. 28, 2026	May 31, 2025
Debt due within one year
Total debt due within one year	$ 229,490	$ 0
Debt due after one year
Debt issuance costs	(9,249)	(11,551)
Total debt due after one year	$ 2,427,301	2,424,999
Senior Notes, 3.70%, 2027 Maturity | Senior notes
Debt Instrument [Line Items]
Stated interest rate	3.70%
Debt due after one year
Debt due after one year, gross	$ 1,000,000	1,000,000
Senior Notes, 4.20%, 2028 Maturity | Senior notes
Debt Instrument [Line Items]
Stated interest rate	4.20%
Debt due after one year
Debt due after one year, gross	$ 400,000	400,000
Senior Notes 4.00%, 2032 Maturity | Senior notes
Debt Instrument [Line Items]
Stated interest rate	4.00%
Debt due after one year
Debt due after one year, gross	$ 800,000	800,000
Senior Notes, 6.15%, 2037 Maturity | Senior notes
Debt Instrument [Line Items]
Stated interest rate	6.15%
Debt due after one year
Debt due after one year, gross	$ 236,550	236,550
Commercial paper
Debt Instrument [Line Items]
Interest rate	3.81%
Debt due within one year
Debt due within one year	$ 229,490	$ 0

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