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v3.26.1

Loans - Additional Information (Details) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2026 USD ($) loan_portfolio | Jun. 30, 2025 USD ($) | Jun. 30, 2026 USD ($) loan_portfolio | Jun. 30, 2025 USD ($) | Dec. 31, 2025 USD ($)
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |
Interest income on nonaccrual loans | $ 0 | $ 0 | $ 0 | $ 0 |
Number of loan portfolios | loan_portfolio | 4 |  | 4 |  |
Off-balance sheet, credit loss, liability | $ 1,200,000 |  | $ 1,200,000 |  | $ 1,300,000
Consumer |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |
Mortgage loans in process of foreclosure, amount | $ 569,000 |  | $ 569,000 |  | $ 795,000
Residential | Real Estate Loan |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |
Maximum appraised value of property (in percent) |  |  | 80.00% |  |
Minimum | Consumer | Automobile Loan |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |
Principal repayment terms, period (in years) |  |  | 3 years |  |
Minimum | Consumer | Credit Card Receivable |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |
Principal repayment terms, period (in years) |  |  | 1 year |  |
Maximum | Consumer | Automobile Loan |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |
Principal repayment terms, period (in years) |  |  | 7 years |  |
Maximum | Consumer | Credit Card Receivable |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |
Principal repayment terms, period (in years) |  |  | 5 years |  |

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