Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition (Disaggregation of Net Revenues) (Details)

v3.22.2.2
Revenue Recognition (Disaggregation of Net Revenues) (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Disaggregation of Revenue [Line Items]        
Net Revenues $ 407 $ 463 $ 1,164 $ 1,173
Royalties and franchise fees        
Disaggregation of Revenue [Line Items]        
Net Revenues 152 144 394 344
Marketing, reservation and loyalty        
Disaggregation of Revenue [Line Items]        
Net Revenues 159 149 416 353
Cost reimbursements        
Disaggregation of Revenue [Line Items]        
Net Revenues 32 86 119 242
Other        
Disaggregation of Revenue [Line Items]        
Net Revenues 33 32 107 92
Reportable Segments        
Disaggregation of Revenue [Line Items]        
Net Revenues 407 463 1,164 1,173
Reportable Segments | Hotel Franchising        
Disaggregation of Revenue [Line Items]        
Net Revenues 367 337 974 829
Reportable Segments | Hotel Franchising | Royalties and franchise fees        
Disaggregation of Revenue [Line Items]        
Net Revenues 148 137 381 327
Reportable Segments | Hotel Franchising | Marketing, reservation and loyalty        
Disaggregation of Revenue [Line Items]        
Net Revenues 159 149 416 353
Reportable Segments | Hotel Franchising | License and other fees        
Disaggregation of Revenue [Line Items]        
Net Revenues 28 20 74 60
Reportable Segments | Hotel Franchising | Other        
Disaggregation of Revenue [Line Items]        
Net Revenues 32 31 103 89
Reportable Segments | Hotel Management        
Disaggregation of Revenue [Line Items]        
Net Revenues 40 126 190 344
Reportable Segments | Hotel Management | Royalties and franchise fees        
Disaggregation of Revenue [Line Items]        
Net Revenues 4 7 13 17
Reportable Segments | Hotel Management | Owned hotel revenues        
Disaggregation of Revenue [Line Items]        
Net Revenues 0 23 42 57
Reportable Segments | Hotel Management | Management fees        
Disaggregation of Revenue [Line Items]        
Net Revenues 3 9 12 25
Reportable Segments | Hotel Management | Cost reimbursements        
Disaggregation of Revenue [Line Items]        
Net Revenues 32 86 119 242
Reportable Segments | Hotel Management | Other        
Disaggregation of Revenue [Line Items]        
Net Revenues $ 1 $ 1 $ 4 $ 3