Securities - Unrealized Gains (Losses) on Marketable Securities (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Investments, Debt and Equity Securities [Abstract]
Net gains and losses recognized during the period on equity securities	$ 448	$ 52	$ (1,137)	$ (266)
Less: Net gains and losses recognized during the period on equity securities sold during the period	142	0	142	0
Unrealized Losses/Gains Recognized During the Reporting Period on Equity Securities Still Held at the Reporting Date	$ 306	$ 52	$ (1,279)	$ (266)