Investments (Other Revenue) (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Investments, Debt and Equity Securities [Abstract]
Realized gains	$ 1	$ 41	$ 110
Realized losses	(363)	(212)	(116)
Net realized gains (losses)	(362)	(171)	(6)
Income tax expense from gains (losses)	(76)	(36)	(1)
Interest income – trading	414	716	786
Dividend income	90	35	101
Gain (Loss) on Investments	(2,131)	923
Unrealized gains/(losses)	$ (2,136)	$ (1,845)	$ (1,056)