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Loans (Collateral-dependent Loans by Class) (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | $ 3,977,900 | $ 3,788,645
Total |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 19,733 | 28,459
Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 16,741 | 20,749
Equipment |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 1,104 | 1,575
Accounts Receivable |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 272
Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 1,888 | 5,863
Commercial and Industrial Loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 589,541 | 620,106
Commercial and Industrial Loans | Total |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 5,605 | 9,420
Commercial and Industrial Loans | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 3,668 | 2,078
Commercial and Industrial Loans | Equipment |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 49 | 1,219
Commercial and Industrial Loans | Accounts Receivable |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 272
Commercial and Industrial Loans | Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 1,888 | 5,851
Commercial Real Estate Loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 2,121,835 | 1,966,884
Commercial Real Estate Loans | Total |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 8,553 | 12,228
Commercial Real Estate Loans | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 8,553 | 12,192
Commercial Real Estate Loans | Equipment |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 36
Commercial Real Estate Loans | Accounts Receivable |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Commercial Real Estate Loans | Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Agricultural Loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 423,803 | 417,413
Agricultural Loans | Total |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 4,393 | 5,262
Agricultural Loans | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 3,338 | 4,944
Agricultural Loans | Equipment |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 1,055 | 318
Agricultural Loans | Accounts Receivable |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Agricultural Loans | Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Leases |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 71,988 | 56,396
Leases | Total |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Leases | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Leases | Equipment |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Leases | Accounts Receivable |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Leases | Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Home Equity Loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 299,685 | 279,748
Home Equity Loans | Total |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 420 | 467
Home Equity Loans | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 420 | 467
Home Equity Loans | Equipment |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Home Equity Loans | Accounts Receivable |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Home Equity Loans | Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Consumer Loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 87,853 | 79,904
Consumer Loans | Total |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 9 | 22
Consumer Loans | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 9 | 8
Consumer Loans | Equipment |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 2
Consumer Loans | Accounts Receivable |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Consumer Loans | Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 12
Credit Cards |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 20,351 | 17,512
Credit Cards | Total |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Credit Cards | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Credit Cards | Equipment |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Credit Cards | Accounts Receivable |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Credit Cards | Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Residential Mortgage Loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 362,844 | 350,682
Residential Mortgage Loans | Total |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 753 | 1,060
Residential Mortgage Loans | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 753 | 1,060
Residential Mortgage Loans | Equipment |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Residential Mortgage Loans | Accounts Receivable |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 0 | 0
Residential Mortgage Loans | Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | $ 0 | $ 0

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