Employee Benefits (Narrative) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2023 USD ($) fund	Dec. 31, 2022 USD ($) fund
Schedule Of Employee Benefits [Line Items]
Actual return on plan assets	$ 1,857	$ (5,256)
Number of investment funds | fund	9
Number of equity funds | fund	6	7
Number of bond funds | fund	2	2
Percentage of internal revenue contribution	25.00%
Percentage of internal revenue service limitations	6.00%
Employer contribution in defined contribution plan	$ 1,071	$ 1,152
Cash surrender value of life insurance	30,031	29,794
Increase in cash surrender value of life insurance	665	640
Accrued expenses and other liabilities	26,521	25,302
Non-interest expense	36,429	37,422
Group Term Replacement Plan
Schedule Of Employee Benefits [Line Items]
Liability related to these postretirement benefits	1,642	1,580
Postemployment benefit expense	61	157
Other Director and Officer Postretirement Benefits
Schedule Of Employee Benefits [Line Items]
Non-interest expense	79	88
Liability related to these postretirement benefits	2,068	2,031
Officers | Executive Plan
Schedule Of Employee Benefits [Line Items]
Accrued expenses and other liabilities	1,962	1,823
Non-interest expense	307	745
Directors' Plan | Directors
Schedule Of Employee Benefits [Line Items]
Accrued expenses and other liabilities	3,278	2,761
Non-interest expense	$ 207	$ 232
Minimum | Other Director and Officer Postretirement Benefits
Schedule Of Employee Benefits [Line Items]
Post retirement benefit period	15 years
Minimum | Officers | Executive Plan
Schedule Of Employee Benefits [Line Items]
Terms of services	1 year
Maximum | Other Director and Officer Postretirement Benefits
Schedule Of Employee Benefits [Line Items]
Post retirement benefit period	20 years
Maximum | Officers | Executive Plan
Schedule Of Employee Benefits [Line Items]
Terms of services	5 years