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DEBT - Term Debt Obligations (Details) - Term Notes - USD ($)	Jun. 30, 2024	Dec. 31, 2023	Dec. 31, 2022	Mar. 31, 2021
Debt Instrument [Line Items]
Unamortized discounts and debt issuance costs	$ (16,000,000)	$ (11,000,000)
Net carrying amount of term debt	2,234,000,000	1,489,000,000
Less: current portion	(744,000,000)	0
Term debt, non-current	1,490,000,000	1,489,000,000
Level 2
Debt Instrument [Line Items]
Fair value of term debt outstanding (Level 2)	2,168,000,000	1,440,000,000
2025 Term Notes
Debt Instrument [Line Items]
Principal amount outstanding	500,000,000	500,000,000	$ 500,000,000
2027 Term Notes
Debt Instrument [Line Items]
Principal amount outstanding	500,000,000	500,000,000	$ 500,000,000
2031 Term Notes
Debt Instrument [Line Items]
Principal amount outstanding	500,000,000	500,000,000		$ 500,000,000
2025 Delayed Draw Term Loan
Debt Instrument [Line Items]
Principal amount outstanding	$ 750,000,000	$ 0