Revenue Recognition (Schedule of Investment and Trust Fees) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Disaggregation of Revenue [Line Items]
Investment and trust services fees	$ 1,959	$ 1,918	$ 3,793	$ 3,746
Estate management services Fees recognition period			18 months
Asset Management Fees [Member]
Disaggregation of Revenue [Line Items]
Investment and trust services fees	1,844	1,744	$ 3,481	3,368
Estate Management Fees [Member]
Disaggregation of Revenue [Line Items]
Investment and trust services fees	61	129	152	302
Commissions [Member]
Disaggregation of Revenue [Line Items]
Investment and trust services fees	$ 54	$ 45	$ 160	$ 76