Summary of Significant Accounting Policies (Unaudited) Accumulated Other Comprehensive Income (Loss) (Details 5) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] | ||
| Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax | $ (133) | $ (131) |
| Accumulated Other Comprehensive Income (Loss), Other Components, Net of Tax | (1) | 5 |
| Accumulated other comprehensive loss | $ (134) | $ (126) |
| X | ||||||||||
- Definition Accumulated Other Comprehensive Income (Loss), Other Components, Net of Tax No definition available.
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| X | ||||||||||
- Definition Accumulated adjustment, net of tax, that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency from the functional currency of the reporting entity, net of reclassification of realized foreign currency translation gains or losses. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after tax, of accumulated increase (decrease) in equity from transaction and other event and circumstance from nonowner source. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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