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Allowance for Credit Losses on Loans and Off-Balance Sheet Credit Exposures - Schedule of Allowance For Loan Losses, By Class (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance beginning of period | $ 8,110 | $ 6,645 | $ 7,680 | $ 6,566
Charge-Offs | 0 | (1) | (4) | (1)
Recoveries | 5 | 11 | 10 | 12
Credit Loss Expense (Benefit) | 192 | 238 | 621 | 316
Balance end of period | 8,307 | 6,893 | 8,307 | 6,893
Residential real estate |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance beginning of period | 3,066 | 3,092 | 3,492 | 2,520
Charge-Offs | 0 | 0 | 0 | 0
Recoveries | 4 | 10 | 9 | 11
Credit Loss Expense (Benefit) | 65 | 138 | (366) | 709
Balance end of period | 3,135 | 3,240 | 3,135 | 3,240
Residential real estate | Non-revolving residential real estate |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance beginning of period | 2,866 | 2,845 | 3,212 | 2,361
Charge-Offs | 0 | 0 | 0 | 0
Recoveries | 4 | 10 | 9 | 11
Credit Loss Expense (Benefit) | 35 | 112 | (316) | 595
Balance end of period | 2,905 | 2,967 | 2,905 | 2,967
Residential real estate | Revolving residential real estate |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance beginning of period | 200 | 247 | 280 | 159
Charge-Offs | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 0
Credit Loss Expense (Benefit) | 30 | 26 | (50) | 114
Balance end of period | 230 | 273 | 230 | 273
Construction real estate |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance beginning of period | 1,018 | 513 | 753 | 1,198
Charge-Offs | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 0
Credit Loss Expense (Benefit) | 220 | 119 | 485 | (566)
Balance end of period | 1,238 | 632 | 1,238 | 632
Construction real estate | Commercial construction real estate |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance beginning of period | 822 | 420 | 651 | 1,035
Charge-Offs | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 0
Credit Loss Expense (Benefit) | 197 | 124 | 368 | (491)
Balance end of period | 1,019 | 544 | 1,019 | 544
Construction real estate | Residential construction real estate |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance beginning of period | 196 | 93 | 102 | 163
Charge-Offs | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 0
Credit Loss Expense (Benefit) | 23 | (5) | 117 | (75)
Balance end of period | 219 | 88 | 219 | 88
Commercial real estate |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance beginning of period | 3,513 | 2,662 | 2,978 | 2,426
Charge-Offs | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 0
Credit Loss Expense (Benefit) | (55) | 14 | 480 | 250
Balance end of period | 3,458 | 2,676 | 3,458 | 2,676
Commercial real estate | Non-residential commercial real estate |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance beginning of period | 3,255 | 2,454 | 2,766 | 2,182
Charge-Offs | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 0
Credit Loss Expense (Benefit) | (55) | 15 | 434 | 287
Balance end of period | 3,200 | 2,469 | 3,200 | 2,469
Commercial real estate | Multi-family residential real estate |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance beginning of period | 258 | 208 | 212 | 244
Charge-Offs | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 0
Credit Loss Expense (Benefit) | 0 | (1) | 46 | (37)
Balance end of period | 258 | 207 | 258 | 207
Commercial |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance beginning of period | 427 | 307 | 377 | 352
Charge-Offs | 0 | 0 | 0 | 0
Recoveries | 0 | 1 | 0 | 1
Credit Loss Expense (Benefit) | 12 | 4 | 62 | (41)
Balance end of period | 439 | 312 | 439 | 312
Consumer |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance beginning of period | 7 | 6 | 6 | 5
Charge-Offs | 0 | (1) | (4) | (1)
Recoveries | 1 | 0 | 1 | 0
Credit Loss Expense (Benefit) | (2) | 2 | 3 | 3
Balance end of period | 6 | 7 | 6 | 7
Municipal |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance beginning of period | 79 | 65 | 74 | 65
Charge-Offs | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 0
Credit Loss Expense (Benefit) | (48) | (39) | (43) | (39)
Balance end of period | $ 31 | $ 26 | $ 31 | $ 26

X
- 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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