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STOCK-BASED COMPENSATION - Weighted Average Assumptions Used to Estimate Fair Values (Detail) - USD ($) $ / shares in Units, $ in Millions | 6 Months Ended
--- | ---
Nov. 30, 2022 | Nov. 30, 2021
Stock options |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Weighted average fair value per share of the options granted (in dollars per share) | $ 31.31 | $ 37.53
Dividend yield | 0.90% | 0.80%
Expected volatility | 27.10% | 24.90%
Weighted average expected life | 5 years 9 months 18 days | 5 years 9 months 18 days
Risk-free interest rate | 3.30% | 0.90%
Stock Incentive Plan | Stock options |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Unrecognized compensation costs from stock options | $ 584 |
Unrecognized compensation costs from stock options, net of estimated forfeitures, to be recognized as operating overhead expense over a weighted average period | 2 years 8 months 12 days |
Class B Common Stock | Stock Incentive Plan |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Minimum term of market traded options for estimates of expected volatility | 1 year |

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- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(iii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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