Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - TripCo Incentive Plans (Details)

v3.21.2
Stock-Based Compensation - TripCo Incentive Plans (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Stock-based compensation $ 30 $ 29 $ 93 $ 81
Operating expense        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Stock-based compensation 11 12 36 33
Selling, general and administrative        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Stock-based compensation 19 17 $ 57 48
2019 Plan        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Dividend rate     0.00%  
TripAdvisor        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Stock-based compensation $ 29 $ 28 $ 89 $ 80