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Allowance For Loan Losses (Narrative) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |
Loans, Evaluated for impairment, Individually | $ 1,000 | $ 1,000 |
Threshold period past due for write-off of financing receivable | 120 days |  |
Provision for (recovery of) credit losses | $ 3,243 | 474 | $ (3,165)
Financing Receivable, Nonaccrual, Interest Income | $ 0 | 0 | 0
Financing Receivable, Threshold Period Past Due | 30 days |  |
Threshold Period for Discontinuance of Interest Accrual | 90 days |  |
Loan Review Selection Threshold ($) | $ 1,000 | 1,000 | 1,000
Citizens Commerce Bancshares, Inc. |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |
Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Allowance For Credit Losses - Loans | 2,000 |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest | 2,800 |  |
Commercial Borrower |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |
Provision for (recovery of) credit losses | $ 1,300 |  |
Residential Real Estate |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |
Threshold period past due for write-off of financing receivable | 120 days |  |
Provision for (recovery of) credit losses | $ 271 | (123) | (2,239)
Commercial Industrial Loans And Commercial Real Estate |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |
Threshold period past due for write-off of financing receivable | 120 days |  |
Consumer Loan |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |
Threshold period past due for write-off of financing receivable | 180 days |  |
Provision for (recovery of) credit losses | $ 225 | $ (40) | $ (70)

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- Definition Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479344/326-20-45-1 + Details
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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/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 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph c -Publisher SEC + Details
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- Definition The balance of financing receivables that were individually evaluated for impairment. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11C -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-11C Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L(5)(a)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480418/310-10-S99-4 + Details
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- Definition Amount of interest income on financing receivable on nonaccrual status. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 16 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-16 + Details
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- Definition Threshold period for when financing receivable is considered past due, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Excludes threshold period past due to write off as uncollectible. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 14 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-14 + Details
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