Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details)

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Commitments and Contingencies (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2024
Mar. 31, 2024
Jun. 30, 2023
Mar. 31, 2023
Jun. 30, 2024
Jun. 30, 2023
Dec. 31, 2023
Loss Contingencies [Line Items]              
Deferred income tax expense (benefit)         $ (9) $ (11)  
TripAdvisor | Accrued liabilities and other current liabilities              
Loss Contingencies [Line Items]              
Estimated potential settlement of a regulatory matter $ 10       10    
TripAdvisor | IRS | Expedia              
Loss Contingencies [Line Items]              
Federal tax payment     $ 113        
TripAdvisor | IRS | Tax Years 2009 Through 2011              
Loss Contingencies [Line Items]              
Estimated range of income tax expense inclusive of interest       $ 31      
Deferred income tax expense (benefit)       24      
Additional income tax expense as a discrete item, inclusive of interest       $ 55      
TripAdvisor | IRS | Tax Years 2014 Through 2016              
Loss Contingencies [Line Items]              
Deferred income tax expense (benefit)   $ 4          
Estimated range of income tax expense inclusive of interest on settlement of 2014 to 2016 IRS audits assessment 45       $ 45    
Federal tax payment 141            
Unrecognized tax benefits             $ 153
Decrease in unrecognized tax benefits due to settlements with tax authorities   $ (79)          
TripAdvisor | IRS | Tax Years 2014 Through 2016 | Minimum              
Loss Contingencies [Line Items]              
Estimated net cash inflows 25            
TripAdvisor | IRS | Tax Years 2014 Through 2016 | Maximum              
Loss Contingencies [Line Items]              
Estimated net cash inflows $ 35