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Allowance for Loan Losses Activity in the allowance for loan losses (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Losses, Write-downs | $ 10,863 | $ 9,133 | $ 5,093 |
Financing Receivable, Allowance for Credit Losses, Recovery | 5,942 | 6,758 | 8,441 |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | 4,921 | 2,375 | (3,348) |
Financing Receivable, Credit Loss, Expense (Reversal) | 2,904 | 4,557 | (11,916) |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest | 83,745 | 85,379 | 83,197 | $ 85,675
Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest |  | 383 |  | 6,090
Commercial Financial And Agricultural [Member] |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Losses, Write-downs | 1,226 | 2,056 | 957 |
Financing Receivable, Allowance for Credit Losses, Recovery | 292 | 826 | 639 |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | 934 | 1,230 | 318 |
Financing Receivable, Credit Loss, Expense (Reversal) | (779) | 4,192 | (3,008) |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest | 15,496 | 16,987 | 14,025 | 25,608
Commercial Financial And Agricultural [Member] | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest |  | 222 |  | (8,257)
Commercial Real Estate Portfolio Segment [Member] |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Losses, Write-downs | 754 | 1,578 | 35 |
Financing Receivable, Allowance for Credit Losses, Recovery | 240 | 627 | 802 |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | 514 | 951 | (767) |
Financing Receivable, Credit Loss, Expense (Reversal) | (1,122) | (6,686) | (900) |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest | 16,374 | 17,829 | 25,466 | 23,480
Commercial Real Estate Portfolio Segment [Member] | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest |  | 181 |  | 2,119
Construction Real Estate [Member] |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Losses, Write-downs | 546 | 33 | 0 |
Financing Receivable, Allowance for Credit Losses, Recovery | 548 | 1,343 | 2,299 |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | (2) | (1,310) | (2,299) |
Financing Receivable, Credit Loss, Expense (Reversal) | (325) | (1,518) | (1,931) |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest | 5,227 | 5,550 | 5,758 | 7,288
Construction Real Estate [Member] | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest |  | 0 |  | (1,898)
Residential Portfolio Segment [Member] |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Losses, Write-downs | 44 | 81 | 49 |
Financing Receivable, Allowance for Credit Losses, Recovery | 482 | 164 | 941 |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | (438) | (83) | (892) |
Financing Receivable, Credit Loss, Expense (Reversal) | 1,569 | 5,324 | (3,952) |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest | 18,818 | 16,831 | 11,424 | 11,363
Residential Portfolio Segment [Member] | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest |  | (20) |  | 3,121
Consumer Portfolio Segment [Member] |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Losses, Write-downs | 8,293 | 5,343 | 4,052 |
Financing Receivable, Allowance for Credit Losses, Recovery | 4,379 | 3,767 | 3,759 |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | 3,914 | 1,576 | 293 |
Financing Receivable, Credit Loss, Expense (Reversal) | 3,606 | 3,311 | (1,764) |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest | 27,713 | 28,021 | 26,286 | 17,418
Consumer Portfolio Segment [Member] | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest |  | 0 |  | 10,925
Finance Leases Portfolio Segment [Member] |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Losses, Write-downs | 0 | 42 | 0 |
Financing Receivable, Allowance for Credit Losses, Recovery | 1 | 31 | 1 |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | (1) | 11 | (1) |
Financing Receivable, Credit Loss, Expense (Reversal) | (45) | (66) | (361) |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest | $ 117 | 161 | $ 238 | 518
Finance Leases Portfolio Segment [Member] | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest |  | $ 0 |  | $ 80

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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 Amount, after recovery, of writeoff of financing receivable, charged against allowance for credit loss. + 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/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479294/326-20-55-79 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (a) -Subparagraph (4) -Publisher SEC + 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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