Loans, Allowance for Credit Losses, and Asset Quality Information - Schedule of Nonaccrual Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Loans and Leases Receivable Disclosure [Line Items]
Nonaccrual Loans with No Allowance	$ 11,291	$ 12,948
Nonaccrual Loans with an Allowance	17,424	21,748
Total Nonaccrual Loans	28,715	34,696
Commercial, financial, and agricultural
Loans and Leases Receivable Disclosure [Line Items]
Nonaccrual Loans with No Allowance	3,909	3,947
Nonaccrual Loans with an Allowance	7,533	8,205
Total Nonaccrual Loans	11,442	12,152
Real estate, commercial \| Real estate – construction, land development & other land loans
Loans and Leases Receivable Disclosure [Line Items]
Nonaccrual Loans with No Allowance	890	495
Nonaccrual Loans with an Allowance	243	137
Total Nonaccrual Loans	1,133	632
Real estate, commercial \| Real estate – mortgage – commercial and other
Loans and Leases Receivable Disclosure [Line Items]
Nonaccrual Loans with No Allowance	6,333	7,648
Nonaccrual Loans with an Allowance	5,587	8,583
Total Nonaccrual Loans	11,920	16,231
Real estate, mortgage \| Real estate – mortgage – residential (1-4 family) first mortgages
Loans and Leases Receivable Disclosure [Line Items]
Nonaccrual Loans with No Allowance	159	858
Nonaccrual Loans with an Allowance	3,120	4,040
Total Nonaccrual Loans	3,279	4,898
Real estate, mortgage \| Real estate – mortgage – home equity loans / lines of credit
Loans and Leases Receivable Disclosure [Line Items]
Nonaccrual Loans with No Allowance	0	0
Nonaccrual Loans with an Allowance	797	694
Total Nonaccrual Loans	797	694
Consumer loans
Loans and Leases Receivable Disclosure [Line Items]
Nonaccrual Loans with No Allowance	0	0
Nonaccrual Loans with an Allowance	144	89
Total Nonaccrual Loans	$ 144	$ 89

Financing Receivable, Excluding Accrued Interest, Nonaccrual, With Allowance

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- Definition

Amortized cost excluding accrued interest, of financing receivable on nonaccrual status. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 16
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919258-210447

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- Definition

Amortized cost excluding accrued interest, of financing receivable on nonaccrual status with no allowance for credit loss. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 16
-Subparagraph (d)
-URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919258-210447

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- Definition

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+ References

No definition available.

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