Loans (Narrative) (Details) - USD ($) |
Jun. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Loans | $ 1,912,646,000 | $ 1,866,115,000 |
| Borrowings | 145,000,000 | 185,000,000 |
| Federal Reserve Bank [Member] | ||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Borrowing capacity | 844,700,000 | 786,500,000 |
| Borrowings | 0 | 0 |
| Federal Reserve Bank [Member] | Collateral Dependent Impaired Loans [Member] | ||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Loans | 963,900,000 | 897,500,000 |
| Federal Home Loan Bank [Member] | ||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Borrowings | 25,000,000.0 | 70,000,000.0 |
| Remaining borrowing capacity | 431,900,000 | 391,200,000 |
| Federal Home Loan Bank [Member] | Collateral Dependent Impaired Loans [Member] | ||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Loans | $ 677,200,000 | $ 654,800,000 |