Annual report pursuant to Section 13 and 15(d)

Franchising, Marketing and Reservation Activities (Narrative) (Details)

v3.24.0.1
Franchising, Marketing and Reservation Activities (Narrative) (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
Initial franchise fee revenue      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues 16 15 14
Forgiveness of note receivable      
Disaggregation of Revenue [Line Items]      
Fee-related and other revenues $ (15) $ (12) $ (11)