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Loans, Allowance for Credit Losses, and Asset Quality Information - Accrued Interest Receivable Written Off (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2022 | Mar. 31, 2021 | Dec. 31, 2021
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |
Accrued interest receivable written off | $ 132 | $ 293 | $ 699
Commercial, financial, and agricultural |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |
Accrued interest receivable written off | 8 | 64 | 195
Real estate, commercial | Real estate – construction, land development & other land loans |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |
Accrued interest receivable written off | 12 | 0 | 6
Real estate, commercial | Real estate – mortgage – commercial and other |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |
Accrued interest receivable written off | 100 | 220 | 453
Real estate, mortgage | Real estate – mortgage – residential (1-4 family) first mortgages |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |
Accrued interest receivable written off | 10 | 5 | 31
Real estate, mortgage | Real estate – mortgage – home equity loans / lines of credit |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |
Accrued interest receivable written off | 2 | 4 | 14
Consumer loans |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |
Accrued interest receivable written off | $ 0 | $ 0 | $ 0

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- Definition Amount of writeoff of accrued interest on financing receivable recognized by reversing interest income. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 3D -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL120267969-210447 + 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 No definition available. + Details
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