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Loans and Allowance for Loan Losses - Summary of Impaired Loans (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Financing Receivable Impaired [Line Items] |  |
Recorded Investment, With no related allowance recorded | $ 5,735 | $ 3,525
Unpaid Principal Balance, With no related allowance recorded | 5,768 | 4,622
Average Recorded Investment, With no related allowance recorded | 5,848 | 3,583
Interest Income Recognized, With no related allowance recorded | 82 | 52
Recorded Investment, With an allowance recorded | 1,493 | 3,749
Unpaid Principal Balance, With an allowance recorded | 1,495 | 3,752
Allocated Related Allowance, With an allowance recorded | 7 | 51
Average Recorded Investment, With an allowance recorded | 1,531 | 3,842
Interest Income Recognized, With an allowance recorded | 72 | 170
Total impaired loans, Recorded Investment | 7,228 | 7,274
Total impaired loans, Unpaid Principal Balance | 7,263 | 8,374
Total impaired loans, Allocated Related Allowance | 7 | 51
Total impaired loans, Average Recorded Investment | 7,379 | 7,425
Total impaired loans, Interest Income Recognized | 154 | 222
Commercial (Secured by Real Estate) |  |
Financing Receivable Impaired [Line Items] |  |
Recorded Investment, With no related allowance recorded | 3,294 | 1,136
Unpaid Principal Balance, With no related allowance recorded | 3,294 | 2,232
Average Recorded Investment, With no related allowance recorded | 3,277 | 1,138
Interest Income Recognized, With no related allowance recorded | 51 | 42
Recorded Investment, With an allowance recorded | 188 | 1,448
Unpaid Principal Balance, With an allowance recorded | 189 | 1,449
Allocated Related Allowance, With an allowance recorded | 1 | 2
Average Recorded Investment, With an allowance recorded | 192 |
Interest Income Recognized, With an allowance recorded | 12 | 91
Commercial and Industrial |  |
Financing Receivable Impaired [Line Items] |  |
Recorded Investment, With no related allowance recorded | 388 | 395
Unpaid Principal Balance, With no related allowance recorded | 421 | 395
Average Recorded Investment, With no related allowance recorded | 458 | 395
Recorded Investment, With an allowance recorded | 365 | 690
Unpaid Principal Balance, With an allowance recorded | 365 | 690
Allocated Related Allowance, With an allowance recorded | 1 | 35
Average Recorded Investment, With an allowance recorded | 379 | 1,481
Interest Income Recognized, With an allowance recorded |  | 6
Construction, Land and Acquisition & Development |  |
Financing Receivable Impaired [Line Items] |  |
Average Recorded Investment, With an allowance recorded |  | 727
Residential Mortgage |  |
Financing Receivable Impaired [Line Items] |  |
Recorded Investment, With no related allowance recorded | 2,052 | 1,986
Unpaid Principal Balance, With no related allowance recorded | 2,052 | 1,987
Average Recorded Investment, With no related allowance recorded | 2,110 | 2,041
Interest Income Recognized, With no related allowance recorded | 31 | 9
Recorded Investment, With an allowance recorded | 940 | 1,611
Unpaid Principal Balance, With an allowance recorded | 941 | 1,613
Allocated Related Allowance, With an allowance recorded | 5 | 14
Average Recorded Investment, With an allowance recorded | 960 |
Interest Income Recognized, With an allowance recorded | 60 | 73
Consumer Installment |  |
Financing Receivable Impaired [Line Items] |  |
Recorded Investment, With no related allowance recorded | 1 | 8
Unpaid Principal Balance, With no related allowance recorded | 1 | 8
Average Recorded Investment, With no related allowance recorded | $ 3 | 9
Interest Income Recognized, With no related allowance recorded |  | 1
Average Recorded Investment, With an allowance recorded |  | $ 1,634

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