Fair Value Fair Value (Impaired Financing Receivables Additional Information) (Details)	3 Months Ended	12 Months Ended
	Mar. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Book Value Of Impaired Loans Carried At Fair Value	$ 1,852,000	$ 2,499,000
Partial Charge-Offs On Impaired Loans carried at Fair Value	2,048,000	2,048,000
impaired Financing Receivable, loans not held at Fair Value, Carrying Amount	47,893,000	37,735,000
Impaired Financing Receivable, Recorded Investment	54,742,000	45,215,000
Impaired Loan Fair Value	1,817,000	2,497,000
Impaired Financing Receivable, loans not held at Fair Value, Recorded Investment	52,890,000	42,716,000
Partial Charge-offs on Impaired Loans carried at Cost	263,000	301,000
Impaired Financing Receivable, Carrying Value	49,710,000	40,232,000
Partial Charge-Offs On Impaired Loans	2,311,000	2,349,000
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	5,032,000	4,983,000
Other Real Estate, Foreclosed Assets, and Repossessed Assets	1,674,000	983,000
Estimate of Fair Value Measurement [Member]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Impaired Loan Fair Value		2,497,000
Commercial Real Estate [Member]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	35,000	3,000
Residential Real Estate [Member]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Other Real Estate, Foreclosed Assets, and Repossessed Assets	476,000	0
Fair Value, Inputs, Level 3 [Member]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Impaired Loan Fair Value	1,817,000	2,497,000
Fair Value, Inputs, Level 3 [Member] | Fair Value, Nonrecurring [Member]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Other Real Estate, Foreclosed Assets, and Repossessed Assets	938,000	938,000
Fair Value, Inputs, Level 3 [Member] | Commercial Real Estate [Member] | Fair Value, Nonrecurring [Member]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Other Real Estate, Foreclosed Assets, and Repossessed Assets	938,000	938,000
Fair Value, Inputs, Level 3 [Member] | Commercial Real Estate [Member] | Estimate of Fair Value Measurement [Member] | Fair Value, Nonrecurring [Member]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Impaired Loan Fair Value	1,641,000
Fair Value, Inputs, Level 3 [Member] | Residential Real Estate [Member] | Estimate of Fair Value Measurement [Member] | Fair Value, Nonrecurring [Member]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Impaired Loan Fair Value	176,000
Financing Receivable, not collateral dependent [Domain]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Impaired Financing Receivable, Related Allowance	4,997,000	4,981,000
Commercial Receivables, excluding Commercial, Financial, and Agricultural [Domain]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Impaired Financing Receivable, Related Allowance	$ 35,000	2,000
Loans Receivable [Member] | Commercial Real Estate [Member] | Fair Value, Nonrecurring [Member]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Impaired Loan Fair Value		2,315,000
Loans Receivable [Member] | Residential Real Estate [Member] | Fair Value, Nonrecurring [Member]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Impaired Loan Fair Value		$ 182,000
Loans Receivable [Member] | Weighted Average [Member] | Fair Value, Inputs, Level 3 [Member] | Commercial Real Estate [Member] | Measurement Input, Comparability Adjustment [Member] | Valuation, Market Approach [Member]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Impaired Loans Receivable, Measurement Input	0.227	0.212
Loans Receivable [Member] | Weighted Average [Member] | Fair Value, Inputs, Level 3 [Member] | Commercial Real Estate [Member] | Measurement Input, Cap Rate [Member] | Valuation, Income Approach [Member]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Impaired Loans Receivable, Measurement Input	0.090	0.089
Loans Receivable [Member] | Weighted Average [Member] | Fair Value, Inputs, Level 3 [Member] | Residential Real Estate [Member] | Measurement Input, Comparability Adjustment [Member] | Valuation, Market Approach [Member]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Impaired Loans Receivable, Measurement Input	0.075	0.076
Loans Receivable [Member] | Minimum [Member] | Fair Value, Inputs, Level 3 [Member] | Commercial Real Estate [Member] | Measurement Input, Comparability Adjustment [Member] | Valuation, Market Approach [Member]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Impaired Loans Receivable, Measurement Input	0.026	0.002
Loans Receivable [Member] | Minimum [Member] | Fair Value, Inputs, Level 3 [Member] | Commercial Real Estate [Member] | Measurement Input, Cap Rate [Member] | Valuation, Income Approach [Member]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Impaired Loans Receivable, Measurement Input	0.075	0.075
Loans Receivable [Member] | Minimum [Member] | Fair Value, Inputs, Level 3 [Member] | Residential Real Estate [Member] | Measurement Input, Comparability Adjustment [Member] | Valuation, Market Approach [Member]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Impaired Loans Receivable, Measurement Input	0.012	0.012
Loans Receivable [Member] | Maximum [Member] | Fair Value, Inputs, Level 3 [Member] | Commercial Real Estate [Member] | Measurement Input, Comparability Adjustment [Member] | Valuation, Market Approach [Member]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Impaired Loans Receivable, Measurement Input	0.520	0.890
Loans Receivable [Member] | Maximum [Member] | Fair Value, Inputs, Level 3 [Member] | Commercial Real Estate [Member] | Measurement Input, Cap Rate [Member] | Valuation, Income Approach [Member]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Impaired Loans Receivable, Measurement Input	0.095	0.095
Loans Receivable [Member] | Maximum [Member] | Fair Value, Inputs, Level 3 [Member] | Residential Real Estate [Member] | Measurement Input, Comparability Adjustment [Member] | Valuation, Market Approach [Member]
Schedule of Impaired Financing Receivables Additional Information [Line Items]
Impaired Loans Receivable, Measurement Input	0.786	0.786