Stock-Based Compensation - TripCo Incentive Plans (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
May 27, 2020 |
Jun. 30, 2021 |
Jun. 30, 2020 |
Jun. 30, 2021 |
Jun. 30, 2020 |
|
| Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] | |||||
| Stock-based compensation | $ 33 | $ 25 | $ 63 | $ 52 | |
| Operating expense | |||||
| Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] | |||||
| Stock-based compensation | 13 | 10 | 25 | 21 | |
| Selling, general and administrative | |||||
| Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] | |||||
| Stock-based compensation | 20 | 15 | $ 38 | 31 | |
| 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 | $ 5 | $ 32 | $ 25 | $ 61 | $ 51 |
| X | ||||||||||
- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
|
| X | ||||||||||
- Definition The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|