Condensed Consolidating Guarantor Financial Information - Balance Sheet (Details) - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
ASSETS
Cash and cash equivalents	$ 246	$ 48
Restricted cash	51	103
Accounts receivable, net	112	123
Timeshare financing receivables, net	1,071	1,025
Inventory	509	513
Property and equipment, net	238	256
Investment in unconsolidated affiliate	41	0
Intangible assets, net	72	70
Other assets	44	42
Investments in subsidiaries	0	0
TOTAL ASSETS (variable interest entities - $471 and $258)	2,384	2,180
LIABILITIES AND EQUITY
Accounts payable, accrued expenses and other	339	231
Advanced deposits	104	103
Debt, net	482	490
Non-recourse debt, net	583	694
Deferred revenues	109	106
Deferred income tax liabilities	249	389
Deferred income taxes assets	1	0
Total equity	518	167	$ (106)	$ (373)
TOTAL LIABILITIES AND EQUITY	2,384	2,180
Eliminations
ASSETS
Cash and cash equivalents	0	0
Restricted cash	0	0
Accounts receivable, net	(6)	(18)
Timeshare financing receivables, net	0	0
Inventory	0	0
Property and equipment, net	0	0
Investment in unconsolidated affiliate	0
Intangible assets, net	0	0
Other assets	(1)	(17)
Investments in subsidiaries	(1,598)	(939)
TOTAL ASSETS (variable interest entities - $471 and $258)	(1,605)	(974)
LIABILITIES AND EQUITY
Accounts payable, accrued expenses and other	(7)	(25)
Advanced deposits	0	0
Debt, net	0	(10)
Non-recourse debt, net	0	0
Deferred revenues	0	0
Deferred income tax liabilities	0	0
Total equity	(1,598)	(939)
TOTAL LIABILITIES AND EQUITY	(1,605)	(974)
Parent
ASSETS
Cash and cash equivalents	0	0
Restricted cash	0	0
Accounts receivable, net	0	0
Timeshare financing receivables, net	0	0
Inventory	0	0
Property and equipment, net	0	0
Investment in unconsolidated affiliate	0
Intangible assets, net	0	0
Other assets	0	0
Investments in subsidiaries	518	167
TOTAL ASSETS (variable interest entities - $471 and $258)	518	167
LIABILITIES AND EQUITY
Accounts payable, accrued expenses and other	0	0
Advanced deposits	0	0
Debt, net	0	0
Non-recourse debt, net	0	0
Deferred revenues	0	0
Deferred income tax liabilities	0	0
Total equity	518	167
TOTAL LIABILITIES AND EQUITY	518	167
Issuers
ASSETS
Cash and cash equivalents	0	0
Restricted cash	0	0
Accounts receivable, net	0	0
Timeshare financing receivables, net	0	0
Inventory	0	0
Property and equipment, net	0	0
Investment in unconsolidated affiliate	0
Intangible assets, net	0	0
Other assets	2	2
Investments in subsidiaries	999	657
TOTAL ASSETS (variable interest entities - $471 and $258)	1,001	659
LIABILITIES AND EQUITY
Accounts payable, accrued expenses and other	1	2
Advanced deposits	0	0
Debt, net	482	490
Non-recourse debt, net	0	0
Deferred revenues	0	0
Deferred income tax liabilities	0	0
Total equity	518	167
TOTAL LIABILITIES AND EQUITY	1,001	659
Guarantors
ASSETS
Cash and cash equivalents	230	47
Restricted cash	29	81
Accounts receivable, net	113	123
Timeshare financing receivables, net	457	263
Inventory	509	510
Property and equipment, net	232	253
Investment in unconsolidated affiliate	41
Intangible assets, net	72	70
Other assets	36	43
Investments in subsidiaries	81	115
TOTAL ASSETS (variable interest entities - $471 and $258)	1,800	1,505
LIABILITIES AND EQUITY
Accounts payable, accrued expenses and other	338	251
Advanced deposits	104	102
Debt, net	0	0
Non-recourse debt, net	0	0
Deferred revenues	109	106
Deferred income tax liabilities	250	389
Total equity	999	657
TOTAL LIABILITIES AND EQUITY	1,800	1,505
Non-Guarantors
ASSETS
Cash and cash equivalents	16	1
Restricted cash	22	22
Accounts receivable, net	5	18
Timeshare financing receivables, net	614	762
Inventory	0	3
Property and equipment, net	6	3
Investment in unconsolidated affiliate	0
Intangible assets, net	0	0
Other assets	7	14
Investments in subsidiaries	0	0
TOTAL ASSETS (variable interest entities - $471 and $258)	670	823
LIABILITIES AND EQUITY
Accounts payable, accrued expenses and other	7	3
Advanced deposits	0	1
Debt, net	0	10
Non-recourse debt, net	583	694
Deferred revenues	0	0
Deferred income tax liabilities		0
Deferred income taxes assets	(1)
Total equity	81	115
TOTAL LIABILITIES AND EQUITY	$ 670	$ 823