Quarterly report pursuant to Section 13 or 15(d)

Acquisition (Narrative) (Details)

v3.10.0.1
Acquisition (Narrative) (Details)
 3 Months Ended 9 Months Ended 12 Months Ended
May 30, 2018
USD ($)
hotel
rooms
$ / shares
Sep. 30, 2018
USD ($)
Sep. 30, 2018
USD ($)
Dec. 31, 2017
USD ($)
Apr. 30, 2018
USD ($)
5.375% senior unsecured notes (due April 2026) | Long-term Debt          
Business Acquisition [Line Items]          
Debt instrument, face amount         $ 500,000,000
Debt instrument, interest rate, stated percentage   5.375% 5.375%   5.375%
Term loan (due May 2025) | Long-term Debt          
Business Acquisition [Line Items]          
Debt instrument, face amount $ 1,600,000,000 $ 1,600,000,000.0 $ 1,600,000,000.0    
La Quinta Holdings Inc.          
Business Acquisition [Line Items]          
Business acquisition, consideration 1,950,000,000        
Cash withheld for payments of employee related liabilities $ 15,000,000        
Franchised hotels | hotel 900        
Franchised hotel rooms | rooms 89,000        
Managed hotel properties | hotel 116        
Managed hotel properties, post business combination | hotel 430        
Amount received by stockholders (in usd per share) | $ / shares $ 16.8        
Aggregate amount received by stockholders in acquisition $ 1,000,000,000        
Repayments of debt 715,000,000        
Reserve for estimated taxes expected to be incurred with spin-off $ 240,000,000        
Incremental net revenues   238,000,000      
Incremental operating income   $ 31,000,000      
Pro forma net revenues     1,694,000,000 $ 2,041,000,000  
Pro forma operating income     $ 212,000,000 $ 263,000,000