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Income Taxes (Narrative) (Details) - USD ($) $ in Billions | Dec. 31, 2024 | Dec. 31, 2023
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Income Tax Disclosure [Abstract] |  |
Allocations for bad debt deductions of former thrift subsidiaries included in retained earnings | $ 0.1 | $ 0.1
Amount of accrued interest and penalties | $ 0.1 | $ 0.0

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- Definition Allocation for bad debt deductions of former thrift subsidiaries for which no income tax has been provided which is included in retained earnings + References No definition available. + Details
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- Definition Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 217 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482663/740-10-55-217 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-15 + Details
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