Annual report pursuant to Section 13 and 15(d)

Revenue Recognition (Disaggregation of Net Revenues) (Details)

v3.24.0.1
Revenue Recognition (Disaggregation of Net Revenues) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues $ 1,384 $ 1,354 $ 1,245
Net revenues 1,397 1,498 1,565
Royalties and franchise fees      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues 532 512 461
Marketing, reservation and loyalty      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues 578 544 468
License and other fees      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues 112 100 79
Other      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues 148 141 120
Hotel Franchising | Royalties and franchise fees      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues 532 496 436
Hotel Franchising | Marketing, reservation and loyalty      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues 578 543 467
Hotel Franchising | License and other fees      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues 112 100 79
Hotel Franchising | Hotel management - managed properties      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues 14 0 0
Hotel Franchising | Cost reimbursements      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues 13 0 0
Hotel Franchising | Other      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues 148 138 117
Hotel Management | Royalties and franchise fees      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues   16 25
Hotel Management | Marketing, reservation and loyalty      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues   1 1
Hotel Management | Hotel management - owned properties      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues   42 82
Hotel Management | Hotel management - managed properties      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues   15 35
Hotel Management | Cost reimbursements      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues   144 320
Hotel Management | Other      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues   3 3
Reportable Segments | Hotel Franchising      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues 1,397 1,277 1,099
Net revenues $ 1,397 1,277 1,099
Reportable Segments | Hotel Management      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues   221 466
Net revenues   $ 221 $ 466