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Allowance for Loan Losses - Narrative (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 USD ($) loan_class | Dec. 31, 2020 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Percent of related loans | 0.69% | 0.80%
Increase (decrease) in qualitative portion | $ (488) |
Allowance for loan losses | $ 15,521 | $ 16,253
Allowance for loan losses as a percent of total loans | 0.94% | 1.10%
Allowance for loan losses as a percent of total loans, excluding PPP loan balances | 0.95% |
Number of classes in the commercial loan portfolio | loan_class | 3 |
Loan-to-value percent, commercial real estate | 80.00% |
Number of residential loan classes | loan_class | 2 |
Construction loans, percent of capital | 48.20% |
Construction loans, maximum percent of capital | 100.00% |
Construction loans and non-owner-occupied commercial real estate loans, percent of capital | 203.00% |
Construction loans and non-owner-occupied commercial real estate loans, maximum percent of capital | 300.00% |
Outstanding loans and commitments subject by independent consulting firm | 60.00% |
Residential loans, loan to value percent minimum | 75.00% |
Residential loans, loan to value percent, maximum | 80.00% |
Consumer loans, loan to value percent, minimum | 80.00% |
Consumer loans, loan to value percent, maximum | 90.00% |
Commercial | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Allowance for loan losses | $ 746 | $ 662
Loan maturities | 2 years |
Residential |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loan to value ratio | 0.80 |
Amortization term (in years) | 30 years |
Delinquent period before residential loans are placed on non-accrual status | 90 days |
Delinquent period for loans charged off | 180 days |
Delinquent period for loans charged off after receipt of notification | 60 days |
Residential | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Allowance for loan losses | $ 148 | 102
Loan maturities | 1 year |
Home equity line of credit |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Allowance for loan losses | $ 925 | 1,211
Loan maturities | 300 months |
Loan to value ratio | 0.80 |
Consumer |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Allowance for loan losses | $ 833 | 778
Delinquent period before consumer loans are charged off | 120 days |
Unallocated Reserves |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Allowance for loan losses | $ 1,782 | $ 2,134
Percent of total allowance reserve | 11.50% | 13.10%
Unallocated Reserves | Commercial | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Allowance for loan losses | $ 0 | $ 0
Unallocated Reserves | Residential | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Allowance for loan losses | 0 | 0
Unallocated Reserves | Home equity line of credit |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Allowance for loan losses | 0 | 0
Unallocated Reserves | Consumer |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Allowance for loan losses | $ 0 | $ 0

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