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Loans - Loan Modifications (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Weighted average interest rate of modified financing receivables | 1.51% | 0.75% | 1.51% | 0.75%
Weighted average extension term of modified financing receivables | 1 year | 2 years 6 months | 5 years 8 months 12 days | 2 years 7 months 6 days
Payment defaults of modified loans were modified during the previous twelve months |  |  | 0 | 0
Commercial real estate |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Weighted average interest rate of modified financing receivables |  | 0.75% |  | 0.75%
Weighted average extension term of modified financing receivables | 1 year | 2 years | 1 year | 2 years 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 |  | 10 years | 6 years 10 months 24 days | 10 years

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