Securities Securities (Equity gains and losses) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Equity securities gains and losses [Abstract]
Equity Securities, FV-NI, Gain (Loss)	$ 308	$ 211	$ (107)	$ 1,562
Equity Securities, FV-NI, Realized Gain (Loss)	0	0	6	6
Equity Securities, FV-NI, Unrealized Gain (Loss)	$ 308	$ 211	$ (113)	$ 1,556