Quarterly report pursuant to Section 13 or 15(d)

Segment Information (Summary of Net Revenues and Adjusted EBITDA by Segment) (Details)

v3.22.1
Segment Information (Summary of Net Revenues and Adjusted EBITDA by Segment) (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Segment Reporting Information [Line Items]    
Net Revenues $ 371 $ 303
Adjusted EBITDA 159 97
Reportable Segments    
Segment Reporting Information [Line Items]    
Net Revenues 371 303
Adjusted EBITDA 175 110
Reportable Segments | Hotel Franchising    
Segment Reporting Information [Line Items]    
Net Revenues 272 209
Adjusted EBITDA 155 105
Reportable Segments | Hotel Management    
Segment Reporting Information [Line Items]    
Net Revenues 99 94
Adjusted EBITDA 20 5
Corporate, Non-Segment    
Segment Reporting Information [Line Items]    
Net Revenues 0 0
Adjusted EBITDA $ (16) $ (13)