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Loans and ACL (Summary of Loan Modification Effects) (Details)	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Commercial and Industrial, Secured, Portfolio Segment | Payment Deferral
Financing Receivable, Troubled Debt Restructuring [Line Items]
Payment Deferral	4 months		4 months
Commercial and Industrial, Secured, Portfolio Segment | Extended Maturity
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable Modification Weighted Average Extension Term			2 months 12 days
Commercial Real Estate, Owner Occupied, Portfolio Segment | Payment Deferral
Financing Receivable, Troubled Debt Restructuring [Line Items]
Payment Deferral			7 months
Commercial Real Estate, Non-owner Occupied | Extended Maturity
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable Modification Weighted Average Extension Term		3 years		3 years
Agricultural Mortgage, Portfolio Segment | Payment Deferral
Financing Receivable, Troubled Debt Restructuring [Line Items]
Payment Deferral	5 months		5 months
Agricultural Mortgage, Portfolio Segment | Extended Maturity
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable Modification Weighted Average Extension Term	6 months	1 year 9 months	6 months	1 year 29 days
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%		4.50%
Agricultural Other Portfolio Segment [Member] | Payment Deferral
Financing Receivable, Troubled Debt Restructuring [Line Items]
Payment Deferral	4 months		4 months
Agricultural Other Portfolio Segment [Member] | Extended Maturity
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable Modification Weighted Average Extension Term	3 months 29 days		3 months 29 days	1 year
Residential Real Estate, Senior Lien, Portfolio Segment | Extended Maturity
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable Modification Weighted Average Extension Term				2 years 7 months 6 days
Consumer, Secured, Indirect, Portfolio Segment | Extended Maturity
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable Modification Weighted Average Extension Term			1 year 3 months 29 days

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