CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Income Statement Location [Axis]: expe:IndirectSellingAndMarketingExpenses | ||||
| Stock-based compensation | $ 24 | $ 23 | $ 42 | $ 43 |
| Income Statement Location [Axis]: expe:TechnologyandContentExpense | ||||
| Stock-based compensation | 40 | 39 | 78 | 77 |
| Income Statement Location [Axis]: us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization | ||||
| Stock-based compensation | 4 | 4 | 8 | 7 |
| Income Statement Location [Axis]: us-gaap:GeneralAndAdministrativeExpense | ||||
| Stock-based compensation | 44 | 36 | 83 | 73 |
| Income Statement Location [Axis]: us-gaap:RestructuringCharges | ||||
| Stock-based compensation | $ 2 | $ 3 | $ 6 | $ 3 |