Loans, Allowance for Credit Losses, and Asset Quality Information - Schedule of Information of Loans Modified in Troubled Debt Restructuring (Details) $ in Thousands	3 Months Ended
Mar. 31, 2022 USD ($) contract	Mar. 31, 2021 USD ($) contract
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Contracts \| contract	4	2
Pre- Modification Restructured Balances	$ 653	$ 271
Post- Modification Restructured Balances	$ 653	$ 268
Real estate, mortgage \| Real estate – mortgage – residential (1-4 family) first mortgages \| TDRs – Accruing
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Contracts \| contract	1	0
Pre- Modification Restructured Balances	$ 36	$ 0
Post- Modification Restructured Balances	$ 36	$ 0
Real estate, mortgage \| Real estate – mortgage – residential (1-4 family) first mortgages \| TDRs – Nonaccrual
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Contracts \| contract	1	0
Pre- Modification Restructured Balances	$ 36	$ 0
Post- Modification Restructured Balances	$ 36	$ 0
Real estate, commercial \| Real estate – mortgage – commercial and other \| TDRs – Accruing
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Contracts \| contract	0	1
Pre- Modification Restructured Balances	$ 0	$ 160
Post- Modification Restructured Balances	$ 0	$ 160
Real estate, commercial \| Real estate – mortgage – commercial and other \| TDRs – Nonaccrual
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Contracts \| contract	1	0
Pre- Modification Restructured Balances	$ 540	$ 0
Post- Modification Restructured Balances	$ 540	$ 0
Commercial, financial, and agricultural \| TDRs – Nonaccrual
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Contracts \| contract	1	1
Pre- Modification Restructured Balances	$ 41	$ 111
Post- Modification Restructured Balances	$ 41	$ 108

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Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524

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Amount, after troubled debt restructuring, of modified financing receivable.

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Amount, before troubled debt restructuring, of financing receivable to be modified.

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