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Fair Value Measurements (Quantitative Information About Level 3 Fair Value Measurements For Certain Financial Assets) (Details) | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2024 | Dec. 31, 2023
Collateral-dependent |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items] |  |  |
Quantitative information about Level 3 Fair Value Measurements |  | 16.00% |
Collateral-dependent | Measurement Input Discount For Selling Costs Member |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items] |  |  |
Quantitative information about Level 3 Fair Value Measurements | [1] | 16.00% |
Repossessed assets |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items] |  |  |
Quantitative information about Level 3 Fair Value Measurements |  | 10.00% | 10.00%
Repossessed assets | Measurement Input Discount For Selling Costs Member |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items] |  |  |
Quantitative information about Level 3 Fair Value Measurements | [1] | 10.00% | 10.00%
[1] | (1) Weighted based on the relative fair value of the specific items measured at fair value.

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