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Loans (Recorded Investment in Non-accrual and Past Due Loans Over 90 Days or More) (Details) - USD ($) $ in Thousands | Sep. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Financing Receivable, Past Due [Line Items] |  |
Non-Accrual | $ 22,878 | $ 13,802
Loans Past Due 90 Days or More & Still Accruing | 0 | 190
Loans Acquired In Current Year |  |
Financing Receivable, Past Due [Line Items] |  |
Non-Accrual |  | 2,058
Loans Past Due 90 Days or More & Still Accruing |  | 0
Acquired with Deteriorated Credit Quality |  |
Financing Receivable, Past Due [Line Items] |  |
Non-Accrual |  | 5,393
Loans Past Due 90 Days or More & Still Accruing |  | 0
Commercial and Industrial Loans and Leases |  |
Financing Receivable, Past Due [Line Items] |  |
Non-Accrual |  | 4,940
Loans Past Due 90 Days or More & Still Accruing |  | 190
Commercial Real Estate Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Non-Accrual | 10,282 | 3,433
Loans Past Due 90 Days or More & Still Accruing | 0 | 0
Agricultural Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Non-Accrual | 2,643 | 2,739
Loans Past Due 90 Days or More & Still Accruing | 0 | 0
Home Equity Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Non-Accrual | 200 | 79
Loans Past Due 90 Days or More & Still Accruing | 0 | 0
Consumer Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Non-Accrual | 105 | 115
Loans Past Due 90 Days or More & Still Accruing | 0 | 0
Residential Mortgage Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Non-Accrual | 1,063 | 2,496
Loans Past Due 90 Days or More & Still Accruing | $ 0 | $ 0

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