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Loans and ACL (Summary of Loan Modification Effects) (Details) | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Commercial and Industrial, Secured, Portfolio Segment | Payment Deferral |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Modified, Weighted Average Payment Deferral from Modification | 4 months |
Commercial and Industrial, Secured, Portfolio Segment | Extended Maturity |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Modified, Weighted Average Extended Maturity from Modification | 3 years |
Commercial Real Estate, Owner Occupied, Portfolio Segment | Payment Deferral |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Modified, Weighted Average Payment Deferral from Modification | 7 months | 6 months
Commercial Real Estate, Owner Occupied, Portfolio Segment | Extended Maturity |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Modified, Weighted Average Extended Maturity from Modification | 3 years |
Commercial Real Estate, Non-owner Occupied | Extended Maturity |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Modified, Weighted Average Extended Maturity from Modification |  | 3 years
Commercial Real Estate, Multifamily, Portfolio Segment | Payment Deferral |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Modified, Weighted Average Payment Deferral from Modification |  | 6 months
Agricultural Mortgage, Portfolio Segment | Payment Deferral |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Modified, Weighted Average Payment Deferral from Modification | 5 months |
Agricultural Mortgage, Portfolio Segment | Interest Rate Below Market Reduction [Member] |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Modified, Weighted Average Interest Rate Decrease from Modification |  | 4.50%
Agricultural Mortgage, Portfolio Segment | Extended Maturity |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Modified, Weighted Average Extended Maturity from Modification | 6 years 3 months 7 days | 1 year 29 days
Agricultural Other Portfolio Segment [Member] | Payment Deferral |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Modified, Weighted Average Payment Deferral from Modification | 4 months |
Agricultural Other Portfolio Segment [Member] | Interest Rate Below Market Reduction [Member] |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Modified, Weighted Average Interest Rate Decrease from Modification | 0.50% |
Agricultural Other Portfolio Segment [Member] | Extended Maturity |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Modified, Weighted Average Extended Maturity from Modification | 3 months 29 days | 1 year
Residential Real Estate, Senior Lien, Portfolio Segment | Extended Maturity |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Modified, Weighted Average Extended Maturity from Modification |  | 2 years 7 months 6 days
Consumer, Secured, Indirect, Portfolio Segment | Extended Maturity |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Modified, Weighted Average Extended Maturity from Modification | 1 year 3 months 29 days |

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