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Loans - Loan Modifications (Details) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Weighted average interest rate of modified financing receivables |  | 1.51% |  | 1.51%
Weighted average extension term of modified financing receivables | 1 year 1 month 6 days | 6 years 10 months 24 days | 1 year 1 month 6 days |
Payment defaults of modified loans were modified during the previous twelve months | 0 | 0 | 0 | 0
Commercial real estate |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Weighted average extension term of modified financing receivables | 1 year 1 month 6 days |  | 1 year 1 month 6 days |
Residential mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Weighted average interest rate of modified financing receivables |  | 1.51% |  | 1.51%
Weighted average extension term of modified financing receivables |  | 6 years 10 months 24 days |  |

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