Annual report pursuant to Section 13 and 15(d)

Franchising, Marketing and Reservation Activities Development Advance Note Financial Statement Location (Details)

v3.25.0.1
Franchising, Marketing and Reservation Activities Development Advance Note Financial Statement Location (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues $ (1,404) $ (1,384) $ (1,354)
Impairment 12 0 0
Bad debt expense related to notes 0 1 1
Non Cash Development Advance Note   29  
Development advance notes      
Disaggregation of Revenue [Line Items]      
Impairment 10 0 0
Other current assets      
Disaggregation of Revenue [Line Items]      
Non Cash Development Advance Note   25  
Other non-current assets      
Disaggregation of Revenue [Line Items]      
Non Cash Development Advance Note 10 4  
Franchisees and hotel owners      
Disaggregation of Revenue [Line Items]      
Development advance notes 308 228  
Forgiveness of note receivable      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues $ 24 $ 15 $ 12