Franchising, Marketing and Reservation Activities - Condensed Consolidated Statement of Cash Flows (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
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| Franchisors [Abstract] | ||
| Payments of development advance notes | $ (32) | $ (29) |
| Proceeds from repayment of development advance notes | 3 | 1 |
| Payments of development advance notes, net | $ (29) | $ (28) |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Cash payments for and related to principal collection on loans related to operating activities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Cash received from principal payments made on loans related to operating activities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Payments of development advances, net of repayments No definition available.
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