Business Segments - Schedule of Segment Operating Performance Reconciled to Consolidated Amounts (Parenthetical) (Details) - USD ($) $ in Millions			12 Months Ended
		Aug. 02, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues		$ 633	$ 2,335	$ 894	$ 1,838
Intersegment eliminations
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues	[1],[2]		(18)	(13)	(36)
Intersegment eliminations | Maximum
Segment Reporting, Revenue Reconciling Item [Line Items]
Rental expense for model units			1	1	1
Intersegment eliminations | Billing and Collection Services
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenues			$ (18)	$ 13	$ (35)

[1] Includes charges to the real estate sales and financing segment from the resort operations and club management segment for fulfillment of discounted marketing package stays at resorts. These charges totaled $18 million, $13 million and $35 million for the years ended December 31, 2021, 2020, and 2019, respectively.

[2] Includes charges to the real estate sales and financing segment from the resort operations and club management segment for the rental of model units to show prospective buyers. These charges totaled $1 million for the year ended December 31, 2021, less than $1 million for the year ended December 31, 2020 and $1 million for the year ended December 31, 2019.