Employee Benefits (Narrative) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($) fund	Dec. 31, 2021 USD ($) fund
Schedule Of Employee Benefits [Line Items]
Actual return on plan assets	$ (5,256)	$ 861
Number of investment funds | fund	9
Number of equity funds | fund	7	7
Number of bond funds | fund	2	3
Percentage of internal revenue contribution	25.00%
Percentage of internal revenue service limitations	6.00%
Employer contribution in defined contribution plan	$ 1,152	$ 1,074
Cash Surrender Value of Life Insurance	29,794	29,131
Increase in cash surrender value of life insurance	640	571
Accrued expenses and other liabilities	25,302	20,872
Non-interest expense	37,422	35,512
Group Term Replacement Plan
Schedule Of Employee Benefits [Line Items]
Liability related to these postretirement benefits	1,580	1,423
Postemployment benefit expense	157	36
Other Director and Officer Postretirement Benefits
Schedule Of Employee Benefits [Line Items]
Non-interest expense	88	75
Liability related to these postretirement benefits	2,031	1,986
Officers | Executive Plan
Schedule Of Employee Benefits [Line Items]
Accrued expenses and other liabilities	1,649	1,545
Non-interest expense	745	589
Directors' Plan | Directors
Schedule Of Employee Benefits [Line Items]
Accrued expenses and other liabilities	2,761	2,877
Non-interest expense	$ 232	$ 143
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