Shareholders' Equity (Schedule of Accumulated Other Comprehensive Income (Loss)) (Details) - USD ($) $ in Millions |
Jun. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Stockholders' Equity Note [Abstract] | ||
| Defined benefit and other postretirement liability adjustments | $ (238) | $ (234) |
| Cumulative translation adjustments | (81) | (82) |
| Other | (37) | (37) |
| Total accumulated other comprehensive loss | (356) | (353) |
| Accumulated Other Comprehensive Income (Loss) [Line Items] | ||
| Accumulated Other Comprehensive Income Loss Other Net Of Tax | $ (37) | $ (37) |
| X | ||||||||||
- Definition Accumulated Other Comprehensive Income Loss Other Net Of Tax No definition available.
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| X | ||||||||||
- Definition Amount, after tax, of accumulated other comprehensive (income) loss for defined benefit plan, that has not been recognized in net periodic benefit cost (credit). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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 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
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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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