TAX BENEFITS FROM EXERCISES OF STOCK OPTIONS AND VESTING OF RESTRICTED STOCK-BASED AWARDS Narrative (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
May 31, 2026 |
May 31, 2025 |
May 31, 2024 |
|
| Tax Benefits from Exercise of Stock Options and Vesting of Restricted Stock-Based Awards [Abstract] | |||
| Total cash received as a result of stock option exercises | $ 1,200 | $ 448 | $ 545 |
| Aggregate intrinsic value of vesting of restricted stock-based awards and options exercised | 17,000 | 9,000 | 7,400 |
| Tax benefits realized in connection with the vesting of restricted stock-based awards and exercises of stock options | $ 4,000 | $ 2,100 | $ 1,700 |