Income Tax Expense (Unrecognized Tax Benefits) (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] | |||
| Unrecognized Tax Benefits | $ 3 | $ 11 | $ 11 |
| Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions | 8 | ||
| Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions | $ (8) | $ 0 | |
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- 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://fasb.org/us-gaap/role/ref/otherTransitionRef
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- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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