v3.26.1
LONG-TERM DEBT - Net of Unamortized Premiums, Discounts and Debt Issuance Costs (Details) - USD ($)
 12 Months Ended
May 31, 2026
May 31, 2025
Debt Instrument [Line Items]    
Total $ 7,942,000,000 $ 7,961,000,000
Less Current portion of long-term debt 2,000,000,000 0
TOTAL LONG-TERM DEBT 5,942,000,000 7,961,000,000
Interest rate swaps    
Debt Instrument [Line Items]    
Notional amount outstanding $ 2,400,000,000  
Minimum | Interest rate swaps    
Debt Instrument [Line Items]    
Derivative, basis spread on variable rate 2.90%  
Maximum | Interest rate swaps    
Debt Instrument [Line Items]    
Derivative, basis spread on variable rate 3.80%  
Corporate Bond Payables    
Debt Instrument [Line Items]    
Percent of aggregate principal amount of the notes to be redeemed 100.00%  
Corporate Bond Payables | 2.38% Corporate bond, payable November 1, 2026    
Debt Instrument [Line Items]    
ORIGINAL PRINCIPAL $ 1,000,000,000  
INTEREST RATE 2.38%  
INTEREST PAYMENTS Semi-Annually  
Total $ 1,000,000,000 999,000,000
Corporate Bond Payables | 2.75% Corporate bond, payable March 27, 2027    
Debt Instrument [Line Items]    
ORIGINAL PRINCIPAL $ 1,000,000,000  
INTEREST RATE 2.75%  
INTEREST PAYMENTS Semi-Annually  
Total $ 1,000,000,000 999,000,000
Corporate Bond Payables | 2.85% Corporate bond, payable March 27, 2030    
Debt Instrument [Line Items]    
ORIGINAL PRINCIPAL $ 1,500,000,000  
INTEREST RATE 2.85%  
INTEREST PAYMENTS Semi-Annually  
Total $ 1,495,000,000 1,495,000,000
Corporate Bond Payables | 3.25% Corporate bond, payable March 27, 2040    
Debt Instrument [Line Items]    
ORIGINAL PRINCIPAL $ 1,000,000,000  
INTEREST RATE 3.25%  
INTEREST PAYMENTS Semi-Annually  
Total $ 986,000,000 993,000,000
Corporate Bond Payables | 3.63% Corporate bond, payable May 1, 2043    
Debt Instrument [Line Items]    
ORIGINAL PRINCIPAL $ 500,000,000  
INTEREST RATE 3.63%  
INTEREST PAYMENTS Semi-Annually  
Total $ 497,000,000 502,000,000
Corporate Bond Payables | 3.88% Corporate bond, payable November 1, 2045    
Debt Instrument [Line Items]    
ORIGINAL PRINCIPAL $ 1,000,000,000  
INTEREST RATE 3.88%  
INTEREST PAYMENTS Semi-Annually  
Total $ 987,000,000 997,000,000
Corporate Bond Payables | 3.38% Corporate bond, payable November 1, 2046    
Debt Instrument [Line Items]    
ORIGINAL PRINCIPAL $ 500,000,000  
INTEREST RATE 3.38%  
INTEREST PAYMENTS Semi-Annually  
Total $ 493,000,000 493,000,000
Corporate Bond Payables | 3.38% Corporate bond, payable March 27, 2050    
Debt Instrument [Line Items]    
ORIGINAL PRINCIPAL $ 1,500,000,000  
INTEREST RATE 3.38%  
INTEREST PAYMENTS Semi-Annually  
Total $ 1,484,000,000 $ 1,483,000,000