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Discontinued Operations - Statement of Cash Flow Disclosures (Details) - Park and HGV spin-offs [member] - Spin-offs [member]
$ in Millions
12 Months Ended
Dec. 31, 2016
USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]  
Depreciation and amortization $ 320
Gain on sale of assets, net (1)
Capital expenditures for property and equipment $ (255)