Annual report pursuant to Section 13 and 15(d)

Revenue Recognition (Contract Liabilities) (Details)

v3.22.4
Revenue Recognition (Contract Liabilities) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2020
Dec. 31, 2021
Disaggregation of Revenue [Line Items]      
Contract liabilities $ 247   $ 235
Deferred initial franchise fee revenue      
Disaggregation of Revenue [Line Items]      
Contract liabilities 143   145
Deferred loyalty program revenue      
Disaggregation of Revenue [Line Items]      
Contract liabilities 85   76
Contract with Customer, Liability, Cumulative Catch-up Adjustment to Revenue, Change in Measure of Progress   $ 16  
Product and Service, Other [Member]      
Disaggregation of Revenue [Line Items]      
Contract liabilities $ 19   $ 14
Maximum      
Disaggregation of Revenue [Line Items]      
Standard Management Agreement, Term 20 years    
Minimum      
Disaggregation of Revenue [Line Items]      
Standard Management Agreement, Term 10 years