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Income Taxes - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Dec. 31, 2020
Income Taxes [Line Items]          
Income taxes refund received $ 12   $ 12    
(Provision) benefit for income taxes (22) $ 6 (24) $ 21  
Accrued interest liability 41   41    
Accrued penalties 0   0    
Singapore          
Income Taxes [Line Items]          
Income taxes refund received 64   64    
Long term taxes payable 25   25    
Domestic Country | Singapore          
Income Taxes [Line Items]          
Expected income tax expense (benefit)         $ 76
Minimum | HMRC | Tax Years 2012 Through 2016          
Income Taxes [Line Items]          
Increase in income tax expense due to proposed adjustments related to transfer pricing with foreign subsidiary, estimated     40    
Minimum | Expedia | IRS | Tax Years 2009 through 2016          
Income Taxes [Line Items]          
Increase in income tax expense due to proposed adjustments related to transfer pricing with foreign subsidiary, estimated     115    
Minimum | Expedia | IRS | 2009 through 2011 Pre Spin-Off Tax Years          
Income Taxes [Line Items]          
Increase in income tax expense due to proposed adjustments related to transfer pricing with foreign subsidiary, estimated     20    
Maximum | HMRC | Tax Years 2012 Through 2016          
Income Taxes [Line Items]          
Increase in income tax expense due to proposed adjustments related to transfer pricing with foreign subsidiary, estimated     50    
Maximum | Expedia | IRS | Tax Years 2009 through 2016          
Income Taxes [Line Items]          
Increase in income tax expense due to proposed adjustments related to transfer pricing with foreign subsidiary, estimated     125    
Maximum | Expedia | IRS | 2009 through 2011 Pre Spin-Off Tax Years          
Income Taxes [Line Items]          
Increase in income tax expense due to proposed adjustments related to transfer pricing with foreign subsidiary, estimated     30    
COVID-19 Pandemic          
Income Taxes [Line Items]          
Government assistance benefits recognized $ 11 $ 2 $ 12 $ 5