Revenue from Contracts with Customers Revenue from Contracts with Customers (Schedule of Consumer Brokerage Services) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Consumer Brokerage Services [Line Items]
Brokerage Commissions Revenue	$ 19,117	$ 18,362	$ 15,095
Commission Income [Member]
Consumer Brokerage Services [Line Items]
Brokerage Commissions Revenue	10,359	9,328	8,002
Managed Account Services [Member]
Consumer Brokerage Services [Line Items]
Brokerage Commissions Revenue	$ 8,758	$ 9,034	$ 7,093