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Loan Quality And Allowance For Credit Losses (Troubled Debt Restructuring Loans) (Details) contract in Thousands	9 Months Ended
	Sep. 30, 2023 USD ($)	Dec. 31, 2022 USD ($) contract
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings: Number of Contracts | contract		12
Troubled Debt Restructurings: Recorded Investment		$ 2,950,000
New During Period, After-TDR Modification	$ 0
Performing [Member]
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings: Recorded Investment		$ 2,950,000
Residential Real Estate [Member]
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings: Number of Contracts | contract		5
Troubled Debt Restructurings: Recorded Investment		$ 619,000
Residential Real Estate [Member] | Performing [Member]
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings: Recorded Investment		$ 619,000
Commercial Real Estate - Owner Occupied [Member]
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings: Number of Contracts | contract		3
Troubled Debt Restructurings: Recorded Investment		$ 783,000
Commercial Real Estate - Owner Occupied [Member] | Performing [Member]
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings: Recorded Investment		$ 783,000
Commercial Real Estate - Farm Land [Member]
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings: Number of Contracts | contract		3
Troubled Debt Restructurings: Recorded Investment		$ 1,466,000
Commercial Real Estate - Farm Land [Member] | Performing [Member]
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings: Recorded Investment		$ 1,466,000
Commercial Real Estate [Member]
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings: Number of Contracts | contract		1
Troubled Debt Restructurings: Recorded Investment		$ 82,000
Commercial Real Estate [Member] | Performing [Member]
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings: Recorded Investment		$ 82,000

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+ References

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+ References

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