v3.26.1
LONG-TERM DEBT - Schedule of Long-Term Debt (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Debt Instrument [Line Items]    
Commercial paper $ 1,242 $ 1,177
Credit Facility 0 0
Finance lease obligations 110 120
Other 23 23
Total debt 16,915 16,204
Less current portion (460) (1,209)
Long-term debt, noncurrent $ 16,455 14,995
Series R Notes, matured June 15, 2026    
Debt Instrument [Line Items]    
Interest Rate 3.10%  
Effective Interest Rate 3.30%  
Face Amount $ 750  
Senior notes $ 0 749
Series LL Notes, maturing September 15, 2026    
Debt Instrument [Line Items]    
Interest Rate 5.50%  
Effective Interest Rate 5.90%  
Face Amount $ 450  
Senior notes $ 450 449
Series TT Notes, maturing July 15, 2027    
Debt Instrument [Line Items]    
Interest Rate 4.20%  
Effective Interest Rate 4.50%  
Face Amount $ 400  
Senior notes $ 399 398
Series JJ Notes, maturing October 15, 2027    
Debt Instrument [Line Items]    
Interest Rate 5.00%  
Effective Interest Rate 5.40%  
Face Amount $ 1,000  
Senior notes $ 995 994
Series X Notes, maturing April 15, 2028    
Debt Instrument [Line Items]    
Interest Rate 4.00%  
Effective Interest Rate 4.20%  
Face Amount $ 450  
Senior notes $ 449 448
Series MM Notes, maturing October 15, 2028    
Debt Instrument [Line Items]    
Interest Rate 5.60%  
Effective Interest Rate 5.90%  
Face Amount $ 700  
Senior notes $ 695 694
Series AA Notes, maturing December 1, 2028    
Debt Instrument [Line Items]    
Interest Rate 4.70%  
Effective Interest Rate 4.80%  
Face Amount $ 300  
Senior notes $ 299 299
Series KK Notes, maturing April 15, 2029    
Debt Instrument [Line Items]    
Interest Rate 4.90%  
Effective Interest Rate 5.30%  
Face Amount $ 800  
Senior notes $ 792 790
Series NN Notes, maturing May 15, 2029    
Debt Instrument [Line Items]    
Interest Rate 4.90%  
Effective Interest Rate 5.30%  
Face Amount $ 500  
Senior notes $ 494 493
Series PP Notes, maturing March 15, 2030    
Debt Instrument [Line Items]    
Interest Rate 4.80%  
Effective Interest Rate 5.00%  
Face Amount $ 500  
Senior notes $ 496 496
Series FF Notes, maturing June 15, 2030    
Debt Instrument [Line Items]    
Interest Rate 4.60%  
Effective Interest Rate 4.80%  
Face Amount $ 1,000  
Senior notes $ 993 992
Series HH Notes, maturing April 15, 2031    
Debt Instrument [Line Items]    
Interest Rate 2.90%  
Effective Interest Rate 3.00%  
Face Amount $ 1,100  
Senior notes $ 1,094 1,094
Series UU Notes, maturing October 15, 2031    
Debt Instrument [Line Items]    
Interest Rate 4.50%  
Effective Interest Rate 4.90%  
Face Amount $ 500  
Senior notes $ 492 491
Series RR Notes, maturing April 15, 2032    
Debt Instrument [Line Items]    
Interest Rate 5.10%  
Effective Interest Rate 5.40%  
Face Amount $ 500  
Senior notes $ 494 493
Series GG Notes, maturing October 15, 2032    
Debt Instrument [Line Items]    
Interest Rate 3.50%  
Effective Interest Rate 3.70%  
Face Amount $ 1,000  
Senior notes $ 991 990
Series WW Notes, maturing May 1, 2033    
Debt Instrument [Line Items]    
Interest Rate 4.50%  
Effective Interest Rate 4.80%  
Face Amount $ 600  
Senior notes $ 590 0
Series II Notes, maturing October 15, 2033    
Debt Instrument [Line Items]    
Interest Rate 2.80%  
Effective Interest Rate 2.80%  
Face Amount $ 700  
Senior notes $ 696 695
Series OO Notes, maturing May 15, 2034    
Debt Instrument [Line Items]    
Interest Rate 5.30%  
Effective Interest Rate 5.60%  
Face Amount $ 1,000  
Senior notes $ 982 982
Series W Notes, maturing October 1, 2034    
Debt Instrument [Line Items]    
Interest Rate 4.50%  
Effective Interest Rate 4.10%  
Face Amount $ 278  
Senior notes $ 286 287
Series QQ Notes, maturing March 15, 2035    
Debt Instrument [Line Items]    
Interest Rate 5.40%  
Effective Interest Rate 5.50%  
Face Amount $ 1,000  
Senior notes $ 987 987
Series VV Notes, maturing October 15, 2035    
Debt Instrument [Line Items]    
Interest Rate 5.30%  
Effective Interest Rate 5.50%  
Face Amount $ 600  
Senior notes $ 580 588
Series SS Notes, maturing April 15, 2037    
Debt Instrument [Line Items]    
Interest Rate 5.50%  
Effective Interest Rate 5.70%  
Face Amount $ 1,500  
Senior notes $ 1,466 1,475
Series XX Notes, maturing May 1, 2038    
Debt Instrument [Line Items]    
Interest Rate 5.10%  
Effective Interest Rate 5.30%  
Face Amount $ 850  
Senior notes $ 820 $ 0