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Basis of Presentation and Summary of Significant Accounting Policies - Additional Information (Details)
12 Months Ended
Jan. 01, 2019
USD ($)
Dec. 31, 2019
USD ($)
Hotel
Dec. 31, 2018
USD ($)
Dec. 31, 2017
USD ($)
Summary of Significant Accounting Policies [Line Items]        
Number of reporting units to which goodwill has allocated | Hotel   2    
Advance deposit balance   $ 98,000,000 $ 90,000,000  
Provision for U.S federal income taxes   $ 35,000,000 23,000,000 $ (2,346,000,000)
Income tax benefit recognized in financial statements measured as largest amount of benefit that is greater than percentage value of being realized upon settlement   50.00%    
Operating lease right-of-use asset   $ 248,000,000    
Operating lease liability   260,000,000    
Accounting Standards Update 2016-02 [Member] | New Accounting Pronouncement Effect [Member]        
Summary of Significant Accounting Policies [Line Items]        
Operating lease right-of-use asset $ 213,000,000      
Operating lease liability 213,000,000      
Operating lease, impairment loss on right of use asset 8,000,000      
Below market lease intangibles (25,000,000)      
Deferred rent liabilities $ (8,000,000)      
REIT [Member] | U.S. Federal Tax [Member]        
Summary of Significant Accounting Policies [Line Items]        
Provision for U.S federal income taxes   $ 0 $ 0 $ 0
Minimum [Member]        
Summary of Significant Accounting Policies [Line Items]        
Percentage of ownership for consolidate entity   50.00%    
Maximum [Member]        
Summary of Significant Accounting Policies [Line Items]        
Operating lease initial term 12 months      
Buildings and Improvements [Member] | Minimum [Member]        
Summary of Significant Accounting Policies [Line Items]        
Property and equipment, estimated useful life   8 years    
Buildings and Improvements [Member] | Maximum [Member]        
Summary of Significant Accounting Policies [Line Items]        
Property and equipment, estimated useful life   40 years    
Furniture and Equipment [Member] | Minimum [Member]        
Summary of Significant Accounting Policies [Line Items]        
Property and equipment, estimated useful life   3 years    
Furniture and Equipment [Member] | Maximum [Member]        
Summary of Significant Accounting Policies [Line Items]        
Property and equipment, estimated useful life   8 years    
Computer Equipment and Acquired Software [Member]        
Summary of Significant Accounting Policies [Line Items]        
Property and equipment, estimated useful life   3 years