CONSOLIDATED STATEMENTS OF CHANGES IN COMMON STOCKHOLDERS' INVESTMENT (Parenthetical) - USD ($) shares in Millions, $ in Millions	12 Months Ended
May 31, 2026	May 31, 2025	May 31, 2024
Statement of Stockholders' Equity [Abstract]
Other comprehensive income tax expense (benefit)	$ (7)	$ (19)	$ 4
Purchase of common stock (in shares)	3.3	10.9	9.8
Cash dividends declared (in dollars per share)	$ 5.80	$ 5.52	$ 3.78
Employee incentive plans and other, shares issued (in shares)	5.0	2.9	3.1

Amount of tax expense (benefit) allocated to other comprehensive income (loss).

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+ Details

- Definition

Number, after forfeiture, of shares or units issued under share-based payment arrangement. Excludes shares or units issued under employee stock ownership plan (ESOP).

+ References

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+ Details

- Definition

Number of shares that have been repurchased during the period and are being held in treasury.

+ References

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