Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies (Details)

v3.19.3.a.u2
Commitments and Contingencies (Details)
$ in Millions
 3 Months Ended 12 Months Ended
Dec. 31, 2019
USD ($)
hotel
Sep. 30, 2019
USD ($)
Jun. 30, 2019
USD ($)
Mar. 31, 2019
USD ($)
Dec. 31, 2019
USD ($)
hotel
Dec. 31, 2018
USD ($)
Dec. 31, 2017
USD ($)
May 31, 2018
Loss Contingencies [Line Items]                
Number of hotel properties terminated | hotel 8       8      
Payment for contract termination $ 35              
Guarantor obligations, current carrying value           $ 24    
Impairment, net 0 $ 0 $ 45 $ 0 $ 45 0 $ 41  
Annual cap 20       20      
Estimate of possible loss, annual cap 5       5      
Guarantor offsetting asset carrying value 5       5 11    
Amortization expense, contingent asset         1 1 2  
Guarantees subject to recapture provisions           46    
Contract liabilities 283       283 273    
Post-closing credit support (up to) $ 61       $ 61 62    
Assumed share of incurred losses               0.33
Separation and distribution agreement, assumed share of contingent liability 0.33       0.33      
Litigation reserves $ 7       $ 7 25    
Litigation receivable covered by insurance $ 2       $ 2 21    
Affiliated Entity                
Loss Contingencies [Line Items]                
Assumed share of incurred losses               0.67
Separation and distribution agreement, assumed share of contingent liability 0.67       0.67      
Other non-current liabilities                
Loss Contingencies [Line Items]                
Guarantor obligations, current carrying value           15    
Accrued expenses                
Loss Contingencies [Line Items]                
Guarantor obligations, current carrying value $ 10       $ 10 9    
Other non-current assets                
Loss Contingencies [Line Items]                
Guarantor offsetting asset carrying value 4       4 10    
Guarantees subject to recapture provisions           45    
Post-closing credit support, receivable 41       41 41    
Other current assets                
Loss Contingencies [Line Items]                
Guarantor offsetting asset carrying value 1       1 1    
Guarantees subject to recapture provisions           1    
Maximum                
Loss Contingencies [Line Items]                
Range of possible loss, portion not accrued (up to) $ 10       $ 10      
Wyndham Hotels & Resorts, Inc. | Maximum                
Loss Contingencies [Line Items]                
Guarantees, remaining life         4 years      
Management Fee                
Loss Contingencies [Line Items]                
Deferred fees receivable           21    
Contract liabilities           $ 21    
Contract Termination [Member]                
Loss Contingencies [Line Items]                
Managed hotel properties | hotel 22       22      
Contract Termination [Member] | Receivable                
Loss Contingencies [Line Items]                
Impairment, net         $ 48   25  
Contract Termination [Member] | Other Assets                
Loss Contingencies [Line Items]                
Impairment, net         10   $ 16  
Contract Termination [Member] | Other Liabilities                
Loss Contingencies [Line Items]                
Impairment, net         $ 13