ACCOUNTS RECEIVABLE AND OTHER FINANCIAL ASSETS - Narrative (Details) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Receivables [Abstract] | ||
| Receivables from customers | $ 2,400 | $ 2,100 |
| Receivables from payment processors and networks | 1,700 | 1,400 |
| Prepayments to certain accommodation travel service provider customers | $ 104 | $ 77 |
| X | ||||||||||
- Definition Prepayments to accommodation travel service provider customers No definition available.
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| X | ||||||||||
- Definition Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, before allowance, of receivables classified as other, due within one year or the operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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