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Allowance for Credit Losses - Financing Receivable and Allowance Element by Class (Details) - USD ($) $ in Thousands | Jun. 30, 2024 | Mar. 31, 2024 | Dec. 31, 2023 | Jun. 30, 2023 | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | --- | --- | --- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | $ 24,693 | $ 24,207 | $ 24,030 | $ 23,465 | $ 23,458 | $ 16,723
Specific Reserves on Loans Evaluated Individually |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 241 |  | 264 | 186 |  |
General Reserves on Loans Based on Historical Loss Experience |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 21,742 |  | 20,833 | 20,150 |  |
Reserves for Qualitative Factors |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 2,710 |  | 2,933 | 3,129 |  |
Commercial | Real estate owner occupied |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 5,253 | 5,180 | 4,633 | 4,719 | 4,470 | 6,116
Commercial | Real estate owner occupied | Specific Reserves on Loans Evaluated Individually |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 0 |  | 0 | 0 |  |
Commercial | Real estate owner occupied | General Reserves on Loans Based on Historical Loss Experience |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 4,434 |  | 3,891 | 3,998 |  |
Commercial | Real estate owner occupied | Reserves for Qualitative Factors |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 819 |  | 742 | 721 |  |
Commercial | Real estate non-owner occupied |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 4,248 | 4,265 | 4,285 | 4,492 | 4,422 | 0
Commercial | Real estate non-owner occupied | Specific Reserves on Loans Evaluated Individually |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 0 |  | 0 | 0 |  |
Commercial | Real estate non-owner occupied | General Reserves on Loans Based on Historical Loss Experience |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 3,819 |  | 3,759 | 3,947 |  |
Commercial | Real estate non-owner occupied | Reserves for Qualitative Factors |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 429 |  | 526 | 545 |  |
Commercial | Construction |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 922 | 820 | 1,978 | 1,469 | 1,784 | 821
Commercial | Construction | Specific Reserves on Loans Evaluated Individually |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 0 |  | 0 | 0 |  |
Commercial | Construction | General Reserves on Loans Based on Historical Loss Experience |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 1,032 |  | 1,849 | 1,361 |  |
Commercial | Construction | Reserves for Qualitative Factors |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | (110) |  | 129 | 108 |  |
Commercial | C&I |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 5,021 | 5,083 | 5,001 | 4,721 | 4,838 | 3,097
Commercial | C&I | Specific Reserves on Loans Evaluated Individually |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 219 |  | 223 | 157 |  |
Commercial | C&I | General Reserves on Loans Based on Historical Loss Experience |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 4,098 |  | 4,238 | 3,886 |  |
Commercial | C&I | Reserves for Qualitative Factors |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 704 |  | 540 | 678 |  |
Commercial | Multifamily |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 1,567 | 1,507 | 1,318 | 1,312 | 1,206 | 0
Commercial | Multifamily | Specific Reserves on Loans Evaluated Individually |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 0 |  | 0 | 0 |  |
Commercial | Multifamily | General Reserves on Loans Based on Historical Loss Experience |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 1,439 |  | 1,237 | 1,218 |  |
Commercial | Multifamily | Reserves for Qualitative Factors |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 128 |  | 81 | 94 |  |
Commercial | Agriculture |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 428 | 392 | 0 |  |  |
Commercial | Agriculture | Specific Reserves on Loans Evaluated Individually |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 0 |  |  |  |  |
Commercial | Agriculture | General Reserves on Loans Based on Historical Loss Experience |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 402 |  |  |  |  |
Commercial | Agriculture | Reserves for Qualitative Factors |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 26 |  |  |  |  |
Municipal |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 180 | 194 | 334 | 399 | 307 | 162
Municipal | Specific Reserves on Loans Evaluated Individually |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 0 |  | 0 | 0 |  |
Municipal | General Reserves on Loans Based on Historical Loss Experience |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 37 |  | 307 | 360 |  |
Municipal | Reserves for Qualitative Factors |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 143 |  | 27 | 39 |  |
Residential | Construction |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 587 | 562 | 618 | 609 | 949 | 199
Residential | Construction | Specific Reserves on Loans Evaluated Individually |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 0 |  | 0 | 0 |  |
Residential | Construction | General Reserves on Loans Based on Historical Loss Experience |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 683 |  | 642 | 635 |  |
Residential | Construction | Reserves for Qualitative Factors |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | (96) |  | (24) | (26) |  |
Residential | Term |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 5,560 | 5,354 | 4,991 | 4,831 | 4,608 | 2,559
Residential | Term | Specific Reserves on Loans Evaluated Individually |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 22 |  | 41 | 29 |  |
Residential | Term | General Reserves on Loans Based on Historical Loss Experience |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 4,984 |  | 4,224 | 4,020 |  |
Residential | Term | Reserves for Qualitative Factors |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 554 |  | 726 | 782 |  |
Home Equity |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 744 | 677 | 626 | 635 | 603 | 1,029
Home Equity | Specific Reserves on Loans Evaluated Individually |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 0 |  | 0 | 0 |  |
Home Equity | General Reserves on Loans Based on Historical Loss Experience |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 644 |  | 469 | 477 |  |
Home Equity | Reserves for Qualitative Factors |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 100 |  | 157 | 158 |  |
Consumer |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 183 | $ 173 | 246 | 278 | $ 271 | $ 1,062
Consumer | Specific Reserves on Loans Evaluated Individually |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 0 |  | 0 | 0 |  |
Consumer | General Reserves on Loans Based on Historical Loss Experience |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | 170 |  | 217 | 248 |  |
Consumer | Reserves for Qualitative Factors |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for loan losses | $ 13 |  | $ 29 | $ 30 |  |

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