Annual report pursuant to Section 13 and 15(d)

Fair Value Carrying Amounts and Estimated Fair Values of Financial Instruments (Details)

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Fair Value Carrying Amounts and Estimated Fair Values of Financial Instruments (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2019
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Derivatives $ 12 $ 2  
Derivative Asset, Statement of Financial Position [Extensible Enumeration] Other assets    
Derivative contract liabilities $ 13 1  
Derivative Liability, Statement of Financial Position [Extensible Enumeration] Accrued expenses and other liabilities    
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Unrealized gain on equity investment   9  
Proceeds from Sale of Equity Securities, FV-NI $ 8    
Fair Value, Inputs, Level 2 [Member] | Reported Value Measurement [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Debt Instrument, Fair Value Disclosure 5,642 5,313  
Fair Value, Inputs, Level 2 [Member] | Estimate of Fair Value Measurement [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Debt Instrument, Fair Value Disclosure 5,356 5,514  
Fair Value, Inputs, Level 3 [Member] | Reported Value Measurement [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Receivables, Fair Value Disclosure 2,370 2,309  
Fair Value, Inputs, Level 3 [Member] | Estimate of Fair Value Measurement [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Receivables, Fair Value Disclosure 2,639 2,858  
Fair Value, Inputs, Level 1 | Estimate of Fair Value Measurement [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Equity Securities, FV-NI   13  
Asset impairments/(recoveries), net      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Unrealized gain on equity investment   6  
Other Income      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Unrealized gain on equity investment   $ 3  
Equity Securities, FV-NI, Realized Loss 5    
Foreign Exchange Contracts | Fair Value, Inputs, Level 2 [Member] | Estimate of Fair Value Measurement [Member] | Fair Value, Recurring [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Derivatives 1    
Derivative contract liabilities $ 1    
North American Vacation Rentals [Member]      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Disposal Group, Including Discontinued Operation, Consideration     $ 162
Net proceeds from sale of business     156
Value of additional shares     $ 10