Consolidated Statements of Changes in Common Stockholders' Investment (Parenthetical) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
May 31, 2020 |
May 31, 2019 |
May 31, 2018 |
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| Statement Of Stockholders Equity [Abstract] | |||
| Other comprehensive loss, tax | $ (43) | $ (57) | $ (21) |
| Purchase of treasury stock | 20,000.00 | 6,600,000 | 4,300,000 |
| Cash dividends declared, per share | $ 2.60 | $ 2.60 | $ 2.00 |
| Employee incentive plans and other, shares issued | 1,000,000.0 | 1,300,000 | 3,100,000 |
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- Definition Aggregate dividends declared during the period for each share of common stock outstanding. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of tax expense (benefit) allocated to other comprehensive income (loss). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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- 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). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of shares that have been repurchased during the period and are being held in treasury. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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