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Business Segments - Schedule of Capital Expenditures by Segment (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Segment Reporting, Capital Expenditure Reconciling Item [Line Items]      
Capital expenditures for property and equipment $ 310 $ 268 $ 254
Ownership [member]      
Segment Reporting, Capital Expenditure Reconciling Item [Line Items]      
Capital expenditures for property and equipment 277 245 240
Timeshare [member]      
Segment Reporting, Capital Expenditure Reconciling Item [Line Items]      
Capital expenditures for property and equipment 17 14 8
Corporate and other [member]      
Segment Reporting, Capital Expenditure Reconciling Item [Line Items]      
Capital expenditures for property and equipment $ 16 $ 9 $ 6