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Loans Receivable and Allowance for Credit Losses - Individually Evaluated for Impairment (Details) - USD ($) $ in Thousands | Jun. 30, 2025 | Mar. 31, 2025 | Dec. 31, 2024 | Jun. 30, 2024 | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | --- | --- | --- | --- | ---
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |  |
Total allowance for credit losses | $ 7,795 | $ 6,729 | $ 7,305 | $ 14,989 | $ 13,777 | $ 15,925
Business Activities Loans |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |  |
Individually evaluated loans | 0 |  | 463 |  |  |
Collectively evaluated loans | 7,795 |  | 6,842 |  |  |
Total allowance for credit losses | 7,795 |  | 7,305 |  |  |
Individually evaluated loans | 23,779 |  | 25,015 |  |  |
Collectively evaluated loans | 563,769 |  | 682,457 |  |  |
Loans receivable, gross | 587,548 |  | 707,472 |  |  |
Commercial Real Estate |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |  |
Total allowance for credit losses | 2,436 | 2,275 | 2,241 | 7,958 | 5,620 | 6,089
Commercial Real Estate | Business Activities Loans |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |  |
Individually evaluated loans | 0 |  | 403 |  |  |
Collectively evaluated loans | 2,436 |  | 1,838 |  |  |
Total allowance for credit losses | 2,436 |  | 2,241 |  |  |
Individually evaluated loans | 20,892 |  | 19,335 |  |  |
Collectively evaluated loans | 349,484 |  | 400,154 |  |  |
Loans receivable, gross | 370,376 |  | 419,489 |  |  |
Residential Real Estate |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |  |
Total allowance for credit losses | 519 | 639 | 596 | 678 | 671 | 607
Residential Real Estate | Business Activities Loans |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |  |
Individually evaluated loans | 0 |  | 0 |  |  |
Collectively evaluated loans | 519 |  | 596 |  |  |
Total allowance for credit losses | 519 |  | 596 |  |  |
Individually evaluated loans | 0 |  | 0 |  |  |
Collectively evaluated loans | 60,123 |  | 92,215 |  |  |
Loans receivable, gross | 60,123 |  | 92,215 |  |  |
Commercial and Industrial |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |  |
Total allowance for credit losses | 1,785 | 1,168 | 1,077 | 1,215 | 1,199 | 1,269
Commercial and Industrial | Business Activities Loans |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |  |
Individually evaluated loans | 0 |  | 60 |  |  |
Collectively evaluated loans | 1,785 |  | 1,017 |  |  |
Total allowance for credit losses | 1,785 |  | 1,077 |  |  |
Individually evaluated loans | 2,856 |  | 3,323 |  |  |
Collectively evaluated loans | 119,305 |  | 126,285 |  |  |
Loans receivable, gross | 122,161 |  | 129,608 |  |  |
Consumer and Other |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |  |
Total allowance for credit losses | 3,050 | 2,607 | 3,386 | 5,133 | 6,280 | 7,843
Consumer and Other | Business Activities Loans |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |  |
Individually evaluated loans | 0 |  | 0 |  |  |
Collectively evaluated loans | 3,050 |  | 3,386 |  |  |
Total allowance for credit losses | 3,050 |  | 3,386 |  |  |
Individually evaluated loans | 0 |  | 0 |  |  |
Collectively evaluated loans | 33,363 |  | 59,973 |  |  |
Loans receivable, gross | 33,363 |  | 59,973 |  |  |
Construction |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |  |
Total allowance for credit losses | 5 | 8 | 5 | 5 | 7 | 4
Construction | Business Activities Loans |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |  |
Individually evaluated loans | 0 |  | 0 |  |  |
Collectively evaluated loans | 5 |  | 5 |  |  |
Total allowance for credit losses | 5 |  | 5 |  |  |
Individually evaluated loans | 0 |  | 0 |  |  |
Collectively evaluated loans | 1,494 |  | 3,830 |  |  |
Loans receivable, gross | 1,494 |  | 3,830 |  |  |
Construction to Permanent - CRE |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |  |
Total allowance for credit losses | 0 | $ 32 | 0 | $ 0 | $ 0 | $ 113
Construction to Permanent - CRE | Business Activities Loans |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |  |
Individually evaluated loans | 0 |  | 0 |  |  |
Collectively evaluated loans | 0 |  | 0 |  |  |
Total allowance for credit losses | 0 |  | 0 |  |  |
Individually evaluated loans | 31 |  | 2,357 |  |  |
Collectively evaluated loans | 0 |  | 0 |  |  |
Loans receivable, gross | $ 31 |  | $ 2,357 |  |  |

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