Employee Benefits (Various Benefits - Narrative) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) fund	Dec. 31, 2020 USD ($) fund
Schedule Of Employee Benefits [Line Items]
Number of investment funds | fund	11
Number of equity funds | fund	7	7
Number of bond funds | fund	3	3
Percentage of internal revenue contribution	25.00%
Percentage of internal revenue service limitations	6.00%
Employer contribution in defined contribution plan	$ 1,074	$ 993
Cash surrender value of life insurance	29,131	18,877
Increase in cash surrender value of life insurance	571	380
Estimated net actuarial loss	(842)	2,941
Accrued expenses and other liabilities	20,872	18,643
Non-interest expense	35,512	30,065
Postretirement Life Insurance [Member]
Schedule Of Employee Benefits [Line Items]
Liability related to these postretirement benefits	1,423	1,387
Postemployment benefit expense	36	57
Postemployment Retirement Benefits [Member]
Schedule Of Employee Benefits [Line Items]
Non-interest expense	75	86
Liability related to these postretirement benefits	1,986	2,148
Officer [Member] | Deferred Compensation, Share-based Payments [Member]
Schedule Of Employee Benefits [Line Items]
Accrued expenses and other liabilities	1,545	1,312
Non-interest expense	589	399
Deferred Compensation Arrangement with Individual, by Type of Compensation, Pension and Other Postretirement Benefits [Member] | Director [Member]
Schedule Of Employee Benefits [Line Items]
Accrued expenses and other liabilities	2,877	2,483
Non-interest expense	$ 143	$ 178
Minimum | Postemployment Retirement Benefits [Member]
Schedule Of Employee Benefits [Line Items]
Post retirement benefit period	15 years
Minimum | Officer [Member] | Deferred Compensation, Share-based Payments [Member]
Schedule Of Employee Benefits [Line Items]
Terms of services	1 year
Maximum | Postemployment Retirement Benefits [Member]
Schedule Of Employee Benefits [Line Items]
Post retirement benefit period	20 years
Maximum | Officer [Member] | Deferred Compensation, Share-based Payments [Member]
Schedule Of Employee Benefits [Line Items]
Terms of services	5 years