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INCOME TAXES - Additional Information (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
May 31, 2025 | May 31, 2024 | May 31, 2023
Effective Income Tax Rate Reconciliation [Line Items] |  |  |
Pre-tax earnings of foreign operations | $ 1,800 | $ 500 | $ 600
Corporate structuring transactions | 66 | 0 | 0
State deferred tax remeasurement | 0 | 54 | 0
Tax provision of a write down and valuation allowance on certain foreign tax credit carryforwards |  |  | $ 46
Recognition of cumulative benefit from TCJA | 249 |  |
Uncertain tax benefits that would impact effective tax rate | 149 | 184 |
Uncertain tax position, accrued interest and penalties | 35 | $ 59 |
Branch Valuation Allowance |  |  |
Effective Income Tax Rate Reconciliation [Line Items] |  |  |
Valuation allowance increase (decrease) | 21 |  |
Foreign Country |  |  |
Effective Income Tax Rate Reconciliation [Line Items] |  |  |
Operating loss carryovers | 3,200 |  |
Valuation allowance related to foreign net operating losses | 42 |  |
State And Local Jurisdiction |  |  |
Effective Income Tax Rate Reconciliation [Line Items] |  |  |
Operating loss carryovers | 1,400 |  |
Domestic Tax Jurisdiction |  |  |
Effective Income Tax Rate Reconciliation [Line Items] |  |  |
Operating loss carryovers | $ 139 |  |

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 231 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482663/740-10-55-231 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12 + Details
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