XML 55 R42.htm IDEA: XBRL DOCUMENT v3.23.3
Segment Information - Revenue by Business Model and Service Type (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Segment Reporting Information [Line Items]        
Revenue $ 3,929 $ 3,619 $ 9,952 $ 9,049
Lodging        
Segment Reporting Information [Line Items]        
Revenue 3,233 2,881 7,960 6,891
Air        
Segment Reporting Information [Line Items]        
Revenue 100 100 324 269
Advertising and media        
Segment Reporting Information [Line Items]        
Revenue 240 222 616 601
Other        
Segment Reporting Information [Line Items]        
Revenue 356 416 1,052 1,288
Merchant | Sales Channel, Through Intermediary        
Segment Reporting Information [Line Items]        
Revenue 2,739 2,427 6,833 6,037
Agency | Sales Channel, Through Intermediary        
Segment Reporting Information [Line Items]        
Revenue 918 935 2,408 2,309
Advertising, media and other | Sales Channel, Through Intermediary        
Segment Reporting Information [Line Items]        
Revenue $ 272 $ 257 $ 711 $ 703