LONG-TERM INCENTIVE COMPENSATION - Schedule of Performance Cash Award Compensation Costs (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance cash awards – expensed	$ 9	$ 7	$ 20	$ 11
Performance cash awards – capitalized	5	4	11	7
Performance cash awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance cash awards – expensed	3	3	6	5
Performance cash awards – capitalized	$ 3	$ 3	$ 6	$ 5