INCOME TAXES - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
May 31, 2024	May 31, 2023	May 31, 2022	May 31, 2021
Income Tax Contingency [Line Items]
Deferred income tax benefit	(0.00%)	(0.00%)	4.70%
Total gross unrecognized tax benefits, excluding related interest and penalties	$ 990	$ 936	$ 848	$ 896
Total gross unrecognized tax benefits, excluding related interest and penalties, amount which would affect the Company's effective tax rate if recognized in future periods	699
Accrued interest and penalties related to uncertain tax positions (excluding federal benefit)	332	268
Estimated decrease in total gross unrecognized tax benefits as a result of resolutions of global tax examinations and expiration of applicable statutes of limitations	35
Decrease in income tax expense related to tax holiday	$ 338	$ 263	$ 221
Decrease in income tax expense related to tax holiday per diluted share, (in dollars per share)	$ 0.22	$ 0.17	$ 0.14
Deferred income taxes and other liabilities
Income Tax Contingency [Line Items]
Long-term income taxes payable	$ 266	$ 373

Effective Income Tax Rate Reconciliation, Subpart F Deferred Tax Expense (Benefit), Percent

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Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all domestic and foreign income tax obligations due beyond one year or the operating cycle, whichever is longer. Alternate captions include income taxes payable, noncurrent.

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Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The amount of income taxes from which a reporting entity is exempt or for which it will receive a reduction in income taxes as a result of the income tax holiday granted by the taxing jurisdiction.

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Per share amount effect of the income tax benefit resulting from the income tax holidays granted by taxing jurisdictions.

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Amount of unrecognized tax benefits.

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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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