CONSOLIDATED VARIABLE INTEREST ENTITIES - Schedule of Consolidated Variable Interest Entities (Details) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023
Variable Interest Entity [Line Items]
Restricted cash	$ 323	$ 296	$ 363
Timeshare financing receivables, net	3,030	2,113
Variable Interest Entities
Variable Interest Entity [Line Items]
Restricted cash	62	48
Timeshare financing receivables, net	1,487	1,395
Total debt, gross	$ 1,510	$ 1,466