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DEBT AND CREDIT FACILITIES - Schedule of Debt (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021	May 31, 2019
Debt Instrument [Line Items]
Total debt	$ 16,636	$ 17,660
Short-term debt	(299)	(301)
Current maturities of long-term debt and finance lease obligations	(1,105)	(210)
Long-term debt and finance lease obligations	$ 15,232	17,149
Commercial paper
Debt Instrument [Line Items]
Effective interest rate	4.80%
Total debt	$ 299	300
2.4% notes due 2022
Debt Instrument [Line Items]
Senior notes, coupon rates	2.40%
Effective interest rate	2.50%
Total debt	$ 0	$ 203
0.868% notes due 2023
Debt Instrument [Line Items]
Senior notes, coupon rates	0.868%	0.868%
Effective interest rate	1.10%
Total debt	$ 799	$ 797
Floating-rate notes due 2023
Debt Instrument [Line Items]
Effective interest rate	2.30%
Total debt	$ 299	298
0.4% notes due 2024
Debt Instrument [Line Items]
Senior notes, coupon rates	0.40%		0.40%
Effective interest rate	0.90%
Total debt	$ 799	$ 846
1.322% notes due 2024
Debt Instrument [Line Items]
Senior notes, coupon rates	1.322%	1.322%
Effective interest rate	1.50%
Total debt	$ 1,395	$ 1,393
7.0% notes due 2024
Debt Instrument [Line Items]
Senior notes, coupon rates	7.00%
Effective interest rate	7.00%
Total debt	$ 13	13
Floating-rate notes due 2024
Debt Instrument [Line Items]
Effective interest rate	2.30%
Total debt	$ 299	298
Term loan due 2024
Debt Instrument [Line Items]
Effective interest rate	3.00%
Total debt	$ 1,664	1,998
1.3% notes due 2025
Debt Instrument [Line Items]
Senior notes, coupon rates	1.30%
Effective interest rate	1.50%
Total debt	$ 640	678
2.6% notes due 2026
Debt Instrument [Line Items]
Senior notes, coupon rates	2.60%
Effective interest rate	2.70%
Total debt	$ 748	747
Term loan due 2026
Debt Instrument [Line Items]
Effective interest rate	3.10%
Total debt	$ 1,643	1,998
7.65% debentures due 2027
Debt Instrument [Line Items]
Senior notes, coupon rates	7.65%
Effective interest rate	7.70%
Total debt	$ 5	$ 5
1.915% notes due 2027
Debt Instrument [Line Items]
Senior notes, coupon rates	1.915%	1.915%
Effective interest rate	2.10%
Total debt	$ 1,443	$ 1,441
6.625% debentures due 2028
Debt Instrument [Line Items]
Senior notes, coupon rates	6.625%
Effective interest rate	5.70%
Total debt	$ 96	$ 96
2.272% notes due 2028
Debt Instrument [Line Items]
Senior notes, coupon rates	2.272%	2.272%
Effective interest rate	2.40%
Total debt	$ 1,242	$ 1,241
1.3% notes due 2029
Debt Instrument [Line Items]
Senior notes, coupon rates	1.30%		1.30%
Effective interest rate	1.50%
Total debt	$ 792	841
3.95% notes due 2030
Debt Instrument [Line Items]
Senior notes, coupon rates	3.95%
Effective interest rate	4.10%
Total debt	$ 496	495
1.73% notes due 2031
Debt Instrument [Line Items]
Senior notes, coupon rates	1.73%
Effective interest rate	2.70%
Total debt	$ 645	$ 644
2.539% notes due 2032
Debt Instrument [Line Items]
Senior notes, coupon rates	2.539%	2.539%
Effective interest rate	2.60%
Total debt	$ 1,538	$ 1,537
6.25% notes due 2037
Debt Instrument [Line Items]
Senior notes, coupon rates	6.25%
Effective interest rate	6.30%
Total debt	$ 265	265
3.65% notes due 2042
Debt Instrument [Line Items]
Senior notes, coupon rates	3.65%
Effective interest rate	3.60%
Total debt	$ 7	6
4.5% notes due 2043
Debt Instrument [Line Items]
Senior notes, coupon rates	4.50%
Effective interest rate	4.60%
Total debt	$ 256	256
3.5% notes due 2046
Debt Instrument [Line Items]
Senior notes, coupon rates	3.50%
Effective interest rate	3.70%
Total debt	$ 441	$ 441
3.132% notes due 2051
Debt Instrument [Line Items]
Senior notes, coupon rates	3.132%	3.132%
Effective interest rate	3.20%
Total debt	$ 742	$ 742
Finance leases and other
Debt Instrument [Line Items]
Effective interest rate	9.40%
Total debt	$ 70	$ 81