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Loans and Allowance for Loan Losses - Summary of Loans by Major Class (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Loans and Allowance for Loan Losses
Total loans held for investment	$ 1,282,820	$ 1,286,967
SBA PPP loans, net	26,000
Commercial, financial, and agricultural
Loans and Allowance for Loan Losses
Total loans held for investment	232,532	272,918
SBA PPP loans, net	26,000	63,300
Residential real estate | Construction
Loans and Allowance for Loan Losses
Total loans held for investment	33,514	29,692
Residential real estate | Mortgages
Loans and Allowance for Loan Losses
Total loans held for investment	273,768	262,339
Commercial real estate | Construction
Loans and Allowance for Loan Losses
Total loans held for investment	72,031	78,144
Commercial real estate | Mortgages
Loans and Allowance for Loan Losses
Total loans held for investment	647,043	617,133
Installment and other consumer
Loans and Allowance for Loan Losses
Total loans held for investment	$ 23,932	$ 26,741

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- Definition

The amount of Paycheck Protection Program ("PPP") loans, administered through the U.S. Small Business Administration ("SBA") in which the Company is participating as a lender in the PPP program.

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=121593590&loc=d3e4428-111522

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