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Allowance for Loan Losses Activity in the allowance for loan losses (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Losses, Write-downs | $ 9,133 | $ 5,093 | $ 10,304 |
Financing Receivable, Allowance for Credit Losses, Recovery | 6,758 | 8,441 | 27,246 |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | 2,375 | (3,348) | 16,942 |
Financing Receivable, Credit Loss, Expense (Reversal) | 4,557 | (11,916) | 12,054 |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest | 85,379 | 83,197 | 85,675 | $ 56,679
Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest |  | 6,090 | 6,090 |
Commercial Financial And Agricultural [Member] |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Losses, Write-downs | 2,056 | 957 | 1,468 |
Financing Receivable, Allowance for Credit Losses, Recovery | 826 | 639 | 20,765 |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | 1,230 | 318 | 19,297 |
Financing Receivable, Credit Loss, Expense (Reversal) | 4,192 | (3,008) | (13,892) |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest | 16,987 | 14,025 | 25,608 | 20,203
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 |  | (8,257) |  |
Commercial Real Estate Portfolio Segment [Member] |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Losses, Write-downs | 1,578 | 35 | 1,824 |
Financing Receivable, Allowance for Credit Losses, Recovery | 627 | 802 | 738 |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | 951 | (767) | (1,086) |
Financing Receivable, Credit Loss, Expense (Reversal) | (6,686) | (900) | 14,337 |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest | 17,829 | 25,466 | 23,480 | 10,229
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 |  | 2,119 |  |
Construction Real Estate [Member] |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Losses, Write-downs | 33 | 0 | 6 |
Financing Receivable, Allowance for Credit Losses, Recovery | 1,343 | 2,299 | 1,122 |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | (1,310) | (2,299) | 1,116 |
Financing Receivable, Credit Loss, Expense (Reversal) | (1,518) | (1,931) | 861 |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest | 5,550 | 5,758 | 7,288 | 5,311
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 |  | (1,898) |  |
Residential Portfolio Segment [Member] |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Losses, Write-downs | 81 | 49 | 356 |
Financing Receivable, Allowance for Credit Losses, Recovery | 164 | 941 | 991 |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | (83) | (892) | 635 |
Financing Receivable, Credit Loss, Expense (Reversal) | 5,324 | (3,952) | 2,118 |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest | 16,831 | 11,424 | 11,363 | 8,610
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 |  | 3,121 |  |
Consumer Portfolio Segment [Member] |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Losses, Write-downs | 5,343 | 4,052 | 6,634 |
Financing Receivable, Allowance for Credit Losses, Recovery | 3,767 | 3,759 | 3,629 |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | 1,576 | 293 | (3,005) |
Financing Receivable, Credit Loss, Expense (Reversal) | 3,311 | (1,764) | 8,212 |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest | 28,021 | 26,286 | 17,418 | 12,211
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 |  | 10,925 |  |
Finance Leases Portfolio Segment [Member] |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Financing Receivable, Allowance for Credit Losses, Write-downs | 42 | 0 | 16 |
Financing Receivable, Allowance for Credit Losses, Recovery | 31 | 1 | 1 |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | 11 | (1) | (15) |
Financing Receivable, Credit Loss, Expense (Reversal) | (66) | (361) | 418 |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest | $ 161 | 238 | $ 518 | $ 115
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 |  | $ 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 -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446 + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (a) -Subparagraph (4) + Details
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