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Loans and Allowance for Credit Losses on Loans - Concentrations of Credit Narrative (Details) | Dec. 31, 2024 | Dec. 31, 2023
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Commercial real estate loans |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Percentage of loans by class to all loans | 77.00% | 75.00%
Loans secured by real estate |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Percentage of loans by class to all loans | 89.00% | 90.00%

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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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph c -Publisher SEC Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 + Details
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