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Loans - Nonaccrual Loans (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Nonaccrual loans | $ 1,755 | $ 5,602
Commercial | Real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Nonaccrual loans | 193 | 242
Commercial | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Nonaccrual loans | 23 | 27
Commercial | Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Nonaccrual loans | 663 | 1,068
Municipal |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Nonaccrual loans | 0 | 0
Residential | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Nonaccrual loans | 0 | 0
Residential | Term |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Nonaccrual loans | 572 | 3,808
Home equity line of credit |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Nonaccrual loans | 304 | 457
Consumer |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Nonaccrual loans | $ 0 | $ 0

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