Commitments and Contingencies (ACL on Unfunded Commitments Rollforward) (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Off-Balance Sheet, Credit Loss, Liability [Roll Forward]
Beginning balance	$ 2,290,000	$ 2,261,000	$ 2,290,000	$ 2,161,000
Provision	100,000	(71,000)	100,000	29,000
Ending balance	2,390,000	2,190,000	2,390,000	2,190,000
Commercial Real Estate
Off-Balance Sheet, Credit Loss, Liability [Roll Forward]
Beginning balance	1,368,000	1,335,000	1,236,000	1,267,000
Provision	115,000	(56,000)	247,000	12,000
Ending balance	1,483,000	1,279,000	1,483,000	1,279,000
Commercial & Industrial
Off-Balance Sheet, Credit Loss, Liability [Roll Forward]
Beginning balance	883,000	837,000	988,000	816,000
Provision	(6,000)	(3,000)	(111,000)	18,000
Ending balance	877,000	834,000	877,000	834,000
Total Commercial
Off-Balance Sheet, Credit Loss, Liability [Roll Forward]
Beginning balance	2,251,000	2,172,000	2,224,000	2,083,000
Provision	109,000	(59,000)	136,000	30,000
Ending balance	2,360,000	2,113,000	2,360,000	2,113,000
Residential Real Estate
Off-Balance Sheet, Credit Loss, Liability [Roll Forward]
Beginning balance	25,000	72,000	50,000	62,000
Provision	(10,000)	(14,000)	(35,000)	(4,000)
Ending balance	15,000	58,000	15,000	58,000
Home Equity
Off-Balance Sheet, Credit Loss, Liability [Roll Forward]
Beginning balance	0	0	0	0
Provision	0	0	0	0
Ending balance	0	0	0	0
Other
Off-Balance Sheet, Credit Loss, Liability [Roll Forward]
Beginning balance	14,000	17,000	16,000	16,000
Provision	1,000	2,000	(1,000)	3,000
Ending balance	15,000	19,000	15,000	19,000
Total Consumer
Off-Balance Sheet, Credit Loss, Liability [Roll Forward]
Beginning balance	14,000	17,000	16,000	16,000
Provision	1,000	2,000	(1,000)	3,000
Ending balance	$ 15,000	$ 19,000	$ 15,000	$ 19,000