REVENUE FROM CONTRACTS WITH CUSTOMERS - Schedule of Disaggregated Revenues by Product and Segment from Contracts with Customers (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Disaggregation Of Revenue [Line Items]
Total revenues	$ 1,235	$ 1,007	$ 2,391	$ 1,941
Real Estate Sales and Financing Segment
Disaggregation Of Revenue [Line Items]
Total revenues	740	604	1,427	1,154
Resort Operations and Club Management Segment
Disaggregation Of Revenue [Line Items]
Total revenues	366	306	713	595
Sales of VOIs, net
Disaggregation Of Revenue [Line Items]
Total revenues	471	355	909	673
Sales of VOIs, net | Real Estate Sales and Financing Segment
Disaggregation Of Revenue [Line Items]
Total revenues	471	355	909	673
Sales, marketing, brand and other fees
Disaggregation Of Revenue [Line Items]
Total revenues	167	173	312	331
Sales, marketing, brand and other fees | Real Estate Sales and Financing Segment
Disaggregation Of Revenue [Line Items]
Total revenues	167	173	312	331
Interest income | Real Estate Sales and Financing Segment
Disaggregation Of Revenue [Line Items]
Total revenues	88	65	184	131
Other financing revenue | Real Estate Sales and Financing Segment
Disaggregation Of Revenue [Line Items]
Total revenues	14	11	22	19
Club management | Resort Operations and Club Management Segment
Disaggregation Of Revenue [Line Items]
Total revenues	67	53	130	104
Resort management | Resort Operations and Club Management Segment
Disaggregation Of Revenue [Line Items]
Total revenues	104	80	207	160
Rental | Resort Operations and Club Management Segment
Disaggregation Of Revenue [Line Items]
Total revenues	181	162	350	309
Ancillary services | Resort Operations and Club Management Segment
Disaggregation Of Revenue [Line Items]
Total revenues	$ 14	$ 11	$ 26	$ 22