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Loans and Allowance for Loan Credit Losses - Schedule of Allowance for Credit Losses by Portfolio Type (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Allowance for credit losses: |  |  |  |  |
Balance, beginning of period | $ 4,193 | $ 4,337 | $ 4,514 | $ 4,319 | $ 4,319
Recapture of loan credit losses | (83) | (131) | (404) | (113) |
Loans charged-off | 0 | 0 | 0 | 0 | 0
Recoveries collected | 0 | 0 | 0 | 0 |
Balance, end of period | 4,110 | 4,206 | 4,110 | 4,206 | 4,514
Commercial real estate |  |  |  |  |
Allowance for credit losses: |  |  |  |  |
Balance, beginning of period | 1,307 | 1,136 | 1,140 | 1,233 | 1,233
Recapture of loan credit losses | (10) | (114) | 157 | (211) |
Loans charged-off | 0 | 0 | 0 | 0 | 0
Recoveries collected | 0 | 0 | 0 | 0 |
Balance, end of period | 1,297 | 1,022 | 1,297 | 1,022 | 1,140
Commercial |  |  |  |  |
Allowance for credit losses: |  |  |  |  |
Balance, beginning of period | 88 | 167 | 483 | 189 | 189
Recapture of loan credit losses | (11) | (3) | (406) | (25) |
Loans charged-off | 0 | 0 | 0 | 0 | 0
Recoveries collected | 0 | 0 | 0 | 0 |
Balance, end of period | 77 | 164 | 77 | 164 | 483
Residential real estate closed-end |  |  |  |  |
Allowance for credit losses: |  |  |  |  |
Balance, beginning of period | 2,560 | 2,756 | 2,644 | 2,668 | 2,668
Recapture of loan credit losses | (89) | 18 | (173) | 106 |
Loans charged-off | 0 | 0 | 0 | 0 | 0
Recoveries collected | 0 | 0 | 0 | 0 |
Balance, end of period | 2,471 | 2,774 | 2,471 | 2,774 | 2,644
Other consumer loans |  |  |  |  |
Allowance for credit losses: |  |  |  |  |
Balance, beginning of period | 238 | 278 | 247 | 229 | 229
Recapture of loan credit losses | 27 | (32) | 18 | 17 |
Loans charged-off | 0 | 0 | 0 | 0 | 0
Recoveries collected | 0 | 0 | 0 | 0 |
Balance, end of period | $ 265 | $ 246 | $ 265 | $ 246 | $ 247

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- Definition Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479344/326-20-45-1 + Details
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- Definition Amount, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 + Details
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- Definition Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
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