DEBT - Narrative (Details) - USD ($)		1 Months Ended	3 Months Ended		9 Months Ended
	Aug. 07, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Aug. 16, 2024	Dec. 31, 2023	Oct. 01, 2020	Mar. 13, 2020
Line of Credit Facility [Line Items]
Gain on debt extinguishment			$ 3,000,000	$ 28,000,000	$ 3,000,000	$ 28,000,000
Cash consideration paid on debt extinguishment		$ 430,000,000
Unamortized Premium and debt issuance costs		20,000,000		20,000,000		$ 20,000,000
Potential additional increase to credit facility			2,000,000,000		2,000,000,000
Cash consideration			4,263,000,000		4,263,000,000			$ 3,304,000,000
Debt, difference between fair value and carrying value			(222,000,000)		(222,000,000)			(353,000,000)
Letters of credit outstanding, amount			30,000,000		30,000,000			37,000,000
Senior Notes
Line of Credit Facility [Line Items]
Extinguishment of debt, amount		438,000,000
4.950% Senior notes due 08/15/29 ($500 million par value) | Senior Notes
Line of Credit Facility [Line Items]
Debt instrument face value			$ 500,000,000		$ 500,000,000		$ 500,000,000
Debt instrument stated interest rate			4.95%		4.95%		4.95%
5.400% Senior notes due 08/15/34 ($500 million par value) | Senior Notes
Line of Credit Facility [Line Items]
Debt instrument face value			$ 500,000,000		$ 500,000,000		$ 500,000,000
Debt instrument stated interest rate			5.40%		5.40%		5.40%
3.375% Senior notes due 03/15/25 ($334 million par value) | Senior Notes
Line of Credit Facility [Line Items]
Debt instrument face value	$ 50,000,000		$ 334,000,000		$ 334,000,000
Debt instrument stated interest rate	3.375%		3.375%		3.375%
Extinguishment of debt, amount		115,000,000
5.000% Senior notes due 10/01/25 ($453 million par value) | Senior Notes
Line of Credit Facility [Line Items]
Debt instrument face value	$ 110,000,000		$ 343,000,000		$ 343,000,000
Debt instrument stated interest rate	5.00%		5.00%		5.00%
Gain on debt extinguishment	$ 3,000,000
Extinguishment of debt, amount		$ 323,000,000
Cash Settlement | Senior Notes
Line of Credit Facility [Line Items]
Gain on debt extinguishment				$ 8,000,000
Short Term Borrowings
Line of Credit Facility [Line Items]
Short-term borrowings			$ 60,000,000		$ 60,000,000			70,000,000
Basis spread on variable rate					1.75%
Revolving Credit Facility
Line of Credit Facility [Line Items]
Maximum borrowing capacity									$ 2,000,000,000
Potential additional increase to credit facility										$ 1,000,000,000
Line of credit outstanding			0		$ 0			0
Commercial Paper
Line of Credit Facility [Line Items]
Current borrowing capacity			2,000,000,000		2,000,000,000
Short-term, Unsecured Commercial Paper Notes
Line of Credit Facility [Line Items]
Line of credit outstanding			$ 0		$ 0			$ 0