Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition (Contract Liabilities) (Details)

v3.20.2
Revenue Recognition (Contract Liabilities) (Details) - USD ($)
$ in Millions
Sep. 30, 2020
Dec. 31, 2019
Disaggregation of Revenue [Line Items]    
Contract liabilities $ 239 $ 283
Deferred initial franchise fee revenues    
Disaggregation of Revenue [Line Items]    
Contract liabilities 137 136
Deferred loyalty program revenues    
Disaggregation of Revenue [Line Items]    
Contract liabilities 75 86
Deferred co-branded credit card program revenues    
Disaggregation of Revenue [Line Items]    
Contract liabilities 6 34
Deferred hotel management fee revenues    
Disaggregation of Revenue [Line Items]    
Contract liabilities 1 0
Deferred other revenues    
Disaggregation of Revenue [Line Items]    
Contract liabilities $ 20 $ 27