Investment Securities - Schedule of Gains and Losses From Sales of Investment Securities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Investments Debt And Equity Securities [Abstract]
Gross Gains on Sales of Investment Securities	$ 3,825	$ 14,257	$ 7,810
Gross Losses on Sales of Investment Securities	(5,122)	(4,325)	(11,796)
Net Gains (Losses) on Sales of Investment Securities	$ (1,297)	$ 9,932	$ (3,986)