LONG-TERM DEBT - Schedule of Detail on Long-term Debt Balances (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Debt Instrument [Line Items]
Commercial paper	$ 1,177	$ 1,582
Credit Facility	0	0
Finance lease obligations	120	124
Other	23	55
Long-term debt, total	16,204	14,447
Less current portion	(1,209)	(1,309)
Long-term debt, noncurrent	$ 14,995	13,138
Series P Notes, matured October 1, 2025
Debt Instrument [Line Items]
Interest Rate	3.80%
Effective Interest Rate	4.00%
Face Amount	$ 350
Senior Notes	$ 0	349
Series R Notes, maturing June 15, 2026
Debt Instrument [Line Items]
Interest Rate	3.10%
Effective Interest Rate	3.30%
Face Amount	$ 750
Senior Notes	$ 749	749
Series V Notes, matured March 15, 2025
Debt Instrument [Line Items]
Interest Rate	3.80%
Effective Interest Rate	2.80%
Face Amount	$ 318
Senior Notes	$ 0	319
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	$ 287	287
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	$ 448	447
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	298
Series EE Notes, matured May 1, 2025
Debt Instrument [Line Items]
Interest Rate	5.80%
Effective Interest Rate	6.00%
Face Amount	$ 600
Senior Notes	$ 0	599
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	$ 992	991
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	$ 990	989
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	1,093
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	$ 695	695
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	$ 994	990
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	$ 790	788
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	$ 449	447
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	$ 694	693
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	$ 493	491
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	980
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	495
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	986
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	$ 493	0
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	$ 1,475	0
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	$ 398	0
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	$ 491	0
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	$ 588	$ 0