REVENUE FROM CONTRACTS WITH CUSTOMERS - Schedule of Disaggregated Revenues by Segment from Contracts with Customers (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Disaggregation Of Revenue [Line Items]
Total revenues	$ 1,007	$ 948	$ 1,941	$ 1,727
Real Estate Sales and Financing Segment
Disaggregation Of Revenue [Line Items]
Total revenues	604	586	1,154	1,038
Resort Operations and Club Management Segment
Disaggregation Of Revenue [Line Items]
Total revenues	306	295	595	556
Sales of VOIs, net
Disaggregation Of Revenue [Line Items]
Total revenues	355	361	673	630
Sales of VOIs, net | Real Estate Sales and Financing Segment
Disaggregation Of Revenue [Line Items]
Total revenues	355	361	673	630
Sales, marketing, brand and other fees
Disaggregation Of Revenue [Line Items]
Total revenues	173	161	331	280
Sales, marketing, brand and other fees | Real Estate Sales and Financing Segment
Disaggregation Of Revenue [Line Items]
Total revenues	173	161	331	280
Interest income | Real Estate Sales and Financing Segment
Disaggregation Of Revenue [Line Items]
Total revenues	65	54	131	109
Other financing revenue | Real Estate Sales and Financing Segment
Disaggregation Of Revenue [Line Items]
Total revenues	11	10	19	19
Club management | Resort Operations and Club Management Segment
Disaggregation Of Revenue [Line Items]
Total revenues	53	51	104	102
Resort management | Resort Operations and Club Management Segment
Disaggregation Of Revenue [Line Items]
Total revenues	80	73	160	147
Rental | Resort Operations and Club Management Segment
Disaggregation Of Revenue [Line Items]
Total revenues	162	155	309	279
Ancillary services | Resort Operations and Club Management Segment
Disaggregation Of Revenue [Line Items]
Total revenues	$ 11	$ 16	$ 22	$ 28