Revenue Recognition (Narrative) (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Dec. 31, 2025 |
|
| Revenue from Contract with Customer [Abstract] | ||
| Franchise agreement, revenue recognition period (within) | 13 years | |
| Capitalized Contract Cost [Line Items] | ||
| Capitalized contract cost, net | $ 87 | $ 84 |
| Other Current Assets [Member] | ||
| Capitalized Contract Cost [Line Items] | ||
| Capitalized contract cost, net | 5 | 5 |
| Other Noncurrent Assets [Member] | ||
| Capitalized Contract Cost [Line Items] | ||
| Capitalized contract cost, net | $ 82 | $ 79 |
| 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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Revenue Recognition Period, Franchise Agreement No definition available.
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|