Consolidated Statements of Stockholders' Equity (Parenthetical) - $ / shares |
12 Months Ended | ||
|---|---|---|---|
May 31, 2019 |
May 31, 2018 |
May 31, 2017 |
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| Consolidated Statements of Stockholders' Equity [Abstract] | |||
| Cash dividends per share | $ 2.30 | $ 2.06 | $ 1.84 |
| X | ||||||||||
- 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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| X | ||||||||||
- References No definition available.
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