LEASES - Schedule of Supplemental Cash Flow Information Related to Leases (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
May 31, 2026 |
May 31, 2025 |
May 31, 2024 |
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| Leases [Abstract] | |||
| Operating cash flows paid for operating leases | $ 250 | $ 239 | $ 232 |
| Operating cash flows paid for interest portion of finance leases | 7 | 3 | 3 |
| Financing cash flows paid for principal portion of finance leases | 23 | 63 | 1 |
| Right-of-use assets obtained in exchange for new operating lease liabilities | 579 | 132 | 136 |
| Right-of-use assets obtained in exchange for new finance lease liabilities | $ 212 | $ 94 | $ 0 |
| X | ||||||||||
- Definition Amount of interest paid on finance lease liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of cash outflow for principal payment on finance lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of increase in right-of-use asset obtained in exchange for finance lease liability. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of increase in right-of-use asset obtained in exchange for operating lease liability. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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