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DESCRIPTION OF BUSINESS SEGMENTS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Obligation Confirmed and Paid (Details) - Supply Chain Finance - USD ($) $ in Millions | 3 Months Ended
--- | ---
Aug. 31, 2025 | Aug. 31, 2024
Supplier Finance Program [Line Items] |  |
Supplier Finance Program, Obligation, Statement of Financial Position [Extensible Enumeration] | Accounts payable | Accounts payable
Supplier Finance Program, Obligation [Roll Forward] |  |
Confirmed obligations outstanding at the beginning of the year | $ 71 | $ 94
Invoices confirmed during the period | 186 | 164
Confirmed invoices paid during the period | (143) | (185)
Currency translation adjustments | 2 | 2
Confirmed obligations outstanding at the end of the year | $ 116 | $ 75

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