INCOME TAXES - Reconciliation of Differences Between Federal Statutory Tax Rate and Effective Tax Rate (Details) - USD ($) $ in Millions	12 Months Ended
May 31, 2024	May 31, 2023	May 31, 2022
Reconciliation of Differences Between Amount Computed by Applying Federal Statutory Rate to our Income Before Provision for Income Taxes and Provision for Income Taxes [Abstract]
U.S. federal statutory tax rate	21.00%	21.00%	21.00%
Tax provision at statutory rate	$ 2,466	$ 1,917	$ 1,606
Foreign earnings at other than U.S. rates	(262)	(357)	(536)
State tax expense, net of federal benefit	81	41	132
Settlements and releases from judicial decisions and statute expirations, net	(124)	(552)	(263)
Tax contingency interest accrual, net	157	101	44
Domestic tax contingency, net	131	28	441
Federal research and development credit	(372)	(280)	(222)
Stock-based compensation	(624)	(322)	(263)
Realization of a one-time tax attribute	(235)	0	0
Other, net	56	47	(7)
Total provision for income taxes	$ 1,274	$ 623	$ 932

Income tax reconciliation realization of a one time tax attribute.

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Reconciliation of Differences Between Amount Computed by Applying Federal Statutory Rate to our Income Before Provision for Income Taxes and Provision for Income Taxes [Abstract]

+ References

No definition available.

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Settlements and releases from judicial decisions and statute expirations, net

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- Definition

Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

+ References

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.

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Amount of reported income tax expense (benefit) in excess of (less than) expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to nondeductible expense for award under share-based payment arrangement. Includes, but is not limited to, expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in income tax contingencies. Including, but not limited to, domestic tax contingency, foreign tax contingency, state and local tax contingency, and other contingencies.

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