Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition (Contract Liabilities) (Details)

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Revenue Recognition (Contract Liabilities) (Details) - USD ($)
$ in Millions
Mar. 31, 2024
Dec. 31, 2023
Disaggregation of Revenue [Line Items]    
Contract liabilities $ 281 $ 258
Deferred initial franchise fee revenues    
Disaggregation of Revenue [Line Items]    
Contract liabilities 141 145
Deferred loyalty program revenues    
Disaggregation of Revenue [Line Items]    
Contract liabilities 93 95
Deferred co-branded credit card program revenues    
Disaggregation of Revenue [Line Items]    
Contract liabilities 28 3
Deferred other revenues    
Disaggregation of Revenue [Line Items]    
Contract liabilities $ 19 $ 15