Quarterly report [Sections 13 or 15(d)]

Revenue Recognition (Contract Liabilities) (Details)

v3.26.1
Revenue Recognition (Contract Liabilities) (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Disaggregation of Revenue [Line Items]    
Contract liabilities $ 342 $ 354
Deferred initial franchise fee revenues    
Disaggregation of Revenue [Line Items]    
Contract liabilities 154 151
Deferred loyalty program revenues    
Disaggregation of Revenue [Line Items]    
Contract liabilities 85 91
Deferred co-branded credit card program revenues    
Disaggregation of Revenue [Line Items]    
Contract liabilities 85 98
Deferred other revenues    
Disaggregation of Revenue [Line Items]    
Contract liabilities $ 18 $ 14