Business Segments - Adjusted EBITDA Reconciled to Net Income (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
General and administrative	$ (23)	$ (16)
Depreciation and amortization	(7)	(5)
License fee expense	(20)	(19)
Allocated Parent interest expense	0	(6)
Interest expense	(7)	0
Income tax expense	(26)	(32)
Net income	50	48
Operating segments
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment Adjusted EBITDA	134	127
Operating segments | Real estate sales and financing
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment Adjusted EBITDA	83	81
Operating segments | Resort operations and club management
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment Adjusted EBITDA	51	46
Segment Reconciling Items
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
General and administrative	(23)	(16)
Depreciation and amortization	(7)	(5)
License fee expense	(20)	(19)
Allocated Parent interest expense	0	(6)
Interest expense	(7)	0
Income tax expense	(26)	(32)
Other adjustment items	$ (1)	$ (1)