DEBT - Senior Notes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Debt Instruments [Line Items]
(Gain)/Loss	$ 31	$ 0	$ (101)
Senior Notes
Debt Instruments [Line Items]
Debt instrument, face amount	1,061		2,598
Net Adjustments	(10)		(12)
Book Value	1,051		2,586
Redemption Value	1,007		2,686
(Gain)/Loss	(44)		100
4.375% Senior Notes Due 2028 | Senior Notes
Debt Instruments [Line Items]
Debt instrument, face amount	171
Net Adjustments	(2)
Book Value	169
Redemption Value	163
(Gain)/Loss	(6)
5.25% Senior Notes Due 2029 | Senior Notes
Debt Instruments [Line Items]
Debt instrument, face amount	97
Net Adjustments	(1)
Book Value	96
Redemption Value	93
(Gain)/Loss	(3)
4.25% Senior Notes Due 2030 | Senior Notes
Debt Instruments [Line Items]
Debt instrument, face amount	101
Net Adjustments	(1)
Book Value	100
Redemption Value	93
(Gain)/Loss	(7)
4.625% Senior Notes Due 2030 | Senior Notes
Debt Instruments [Line Items]
Debt instrument, face amount	228
Net Adjustments	(2)
Book Value	226
Redemption Value	215
(Gain)/Loss	(11)
4.00% Senior Notes Due 2021 | Senior Notes
Debt Instruments [Line Items]
Debt instrument, face amount			195
Net Adjustments			(1)
Book Value			194
Redemption Value			205
(Gain)/Loss			11
3.55% Senior Notes Due 2022 | Senior Notes
Debt Instruments [Line Items]
Debt instrument, face amount		524	1,356
Net Adjustments		0	(6)
Book Value		524	1,350
Redemption Value		524	1,391
(Gain)/Loss		$ 0	41
3.875% Senior Notes due March 2023 | Senior Notes
Debt Instruments [Line Items]
Debt instrument, face amount			927
Net Adjustments			(4)
Book Value			923
Redemption Value			964
(Gain)/Loss			41
4.55% Senior Notes due 2024 | Senior Notes
Debt Instruments [Line Items]
Debt instrument, face amount			120
Net Adjustments			(1)
Book Value			119
Redemption Value			126
(Gain)/Loss			$ 7
5.00% Senior Notes due March 2027 | Senior Notes
Debt Instruments [Line Items]
Debt instrument, face amount	131
Net Adjustments	(1)
Book Value	130
Redemption Value	130
(Gain)/Loss	0
4.125% Senior Notes due 2028 | Senior Notes
Debt Instruments [Line Items]
Debt instrument, face amount	153
Net Adjustments	(1)
Book Value	152
Redemption Value	143
(Gain)/Loss	(9)
5.40% Senior Notes due 2034 | Senior Notes
Debt Instruments [Line Items]
Debt instrument, face amount	20
Net Adjustments	0
Book Value	20
Redemption Value	20
(Gain)/Loss	0
5.450% Senior Notes Due 2043 | Senior Notes
Debt Instruments [Line Items]
Debt instrument, face amount	160
Net Adjustments	(2)
Book Value	158
Redemption Value	150
(Gain)/Loss	$ (8)