ACCUMULATED OTHER COMPREHENSIVE LOSS (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
May 31, 2025 |
May 31, 2024 |
May 31, 2023 |
|
| Increase (Decrease) in Stockholders' Equity [Roll Forward] | |||
| Beginning balance | $ 27,582 | $ 26,088 | $ 24,939 |
| Translation adjustments | 2 | (60) | (214) |
| Ending balance | 28,074 | 27,582 | 26,088 |
| Foreign currency translation loss: | |||
| Increase (Decrease) in Stockholders' Equity [Roll Forward] | |||
| Beginning balance | (1,422) | (1,362) | (1,148) |
| Translation adjustments | 2 | (60) | (214) |
| Ending balance | (1,420) | (1,422) | (1,362) |
| Retirement plans adjustments: | |||
| Increase (Decrease) in Stockholders' Equity [Roll Forward] | |||
| Beginning balance | 63 | 35 | 45 |
| Prior service credit arising during period | 0 | 36 | 0 |
| Amortization of prior service credits | (5) | (8) | (10) |
| Ending balance | 58 | 63 | 35 |
| Accumulated Other Comprehensive Loss | |||
| Increase (Decrease) in Stockholders' Equity [Roll Forward] | |||
| Beginning balance | (1,359) | (1,327) | (1,103) |
| Ending balance | $ (1,362) | $ (1,359) | $ (1,327) |
| X | ||||||||||
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
|
| X | ||||||||||
- Definition Amount, before tax, of cost (credit) of benefit change attributable to participants' prior service from plan amendment or plan initiation of defined benefit plan, that has not been recognized in net periodic benefit cost (credit). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount, before tax, of reclassification adjustment from accumulated other comprehensive (income) loss for prior service cost (credit) of defined benefit plan. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|