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Loans and Allowance for Loan Losses - Summary of Recorded Investment in Past Due Loans, as Well as Nonaccrual Loans (Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | $ 571,170 | $ 598,615
Nonaccrual |  | 6,216 | 4,902
30 -59 Days Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 689 | 9,193
60- 89 Days Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 1,445 | 1,094
90 Days or Greater Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 1,647 | 3,738
Total Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 3,781 | 14,025
Current |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 567,389 | 584,590
Commercial (Secured by Real Estate) |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 207,018 | 178,571
Nonaccrual |  | 2,181 | 1,157
Commercial (Secured by Real Estate) | 30 -59 Days Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  |  | 3,386
Commercial (Secured by Real Estate) | 90 Days or Greater Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 470 | 1,136
Commercial (Secured by Real Estate) | Total Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 470 | 4,522
Commercial (Secured by Real Estate) | Current |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 206,548 | 174,049
Commercial and Industrial |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 170,123 | 155,554
Nonaccrual |  | 1,001 | 1,085
Commercial and Industrial | 30 -59 Days Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  |  | 29
Commercial and Industrial | 60- 89 Days Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 317 |
Commercial and Industrial | 90 Days or Greater Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 959 | 1,085
Commercial and Industrial | Total Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 1,276 | 1,114
Commercial and Industrial | Current |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 168,847 | 154,440
Paycheck Protection Program |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total | [1] | 31,715 | 101,749
Paycheck Protection Program | Current |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 31,715 | 101,749
Construction, Land and Acquisition & Development |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 21,713 | 23,571
Construction, Land and Acquisition & Development | 30 -59 Days Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  |  | 1,392
Construction, Land and Acquisition & Development | Total Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  |  | 1,392
Construction, Land and Acquisition & Development | Current |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 21,713 | 22,179
Residential Mortgage |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 73,532 | 91,777
Nonaccrual |  | 2,985 | 2,587
Residential Mortgage | 30 -59 Days Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 349 | 4,308
Residential Mortgage | 60- 89 Days Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 1,114 | 1,094
Residential Mortgage | 90 Days or Greater Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 214 | 1,444
Residential Mortgage | Total Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 1,677 | 6,846
Residential Mortgage | Current |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 71,855 | 84,931
Consumer Installment |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 67,069 | 47,393
Nonaccrual |  | 49 | 73
Consumer Installment | 30 -59 Days Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 340 | 78
Consumer Installment | 60- 89 Days Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 14 |
Consumer Installment | 90 Days or Greater Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 4 | 73
Consumer Installment | Total Past Due |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | 358 | 151
Consumer Installment | Current |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |
Total |  | $ 66,711 | $ 47,242
[1] | Includes PPP loans that are fully guaranteed by the SBA; thus no allowance for loan losses has been allocated to these loans.

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