Quarterly report pursuant to Section 13 or 15(d)

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

v3.22.2.2
Segment Information (Summary of Net Revenues and Adjusted EBITDA by Segment) (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Segment Reporting Information [Line Items]        
Net Revenues $ 407 $ 463 $ 1,164 $ 1,173
Adjusted EBITDA 191 194 524 459
Reportable Segments        
Segment Reporting Information [Line Items]        
Net Revenues 407 463 1,164 1,173
Adjusted EBITDA 208 209 574 502
Reportable Segments | Hotel Franchising        
Segment Reporting Information [Line Items]        
Net Revenues 367 337 974 829
Adjusted EBITDA 201 193 541 464
Reportable Segments | Hotel Management        
Segment Reporting Information [Line Items]        
Net Revenues 40 126 190 344
Adjusted EBITDA 7 16 33 38
Corporate, Non-Segment        
Segment Reporting Information [Line Items]        
Net Revenues 0 0 0 0
Adjusted EBITDA $ (17) $ (15) $ (50) $ (43)