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Loans - Loan Portfolio (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Loans | $ 1,647,649 | $ 1,476,761 | $ 1,297,075
Percentage of loans receivable, by type | 100.00% | 100.00% |
Commercial | Real estate |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Loans | $ 576,198 | $ 442,121 | 372,810
Percentage of loans receivable, by type | 35.00% | 29.90% |
Commercial | Construction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Loans | $ 79,365 | $ 56,565 | 38,084
Percentage of loans receivable, by type | 4.80% | 3.80% |
Commercial | Other |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Loans | $ 264,570 | $ 285,015 | 218,773
Percentage of loans receivable, by type | 16.10% | 19.30% |
Municipal |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Loans | $ 48,362 | $ 43,783 | 41,288
Percentage of loans receivable, by type | 2.90% | 3.00% |
Residential | Construction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Loans | $ 31,763 | $ 21,600 | 14,813
Percentage of loans receivable, by type | 1.90% | 1.50% |
Residential | Term |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Loans | $ 550,783 | $ 522,070 | 492,455
Percentage of loans receivable, by type | 33.40% | 35.30% |
Home equity line of credit |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Loans | $ 73,632 | $ 79,750 | 92,349
Percentage of loans receivable, by type | 4.50% | 5.40% |
Consumer |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Loans | $ 22,976 | $ 25,857 | $ 26,503
Percentage of loans receivable, by type | 1.40% | 1.80% |

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