Securities - Narrative (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) security	Dec. 31, 2020 USD ($)
Investments, Debt and Equity Securities [Abstract]
Purchases	$ 389,493	$ 419,403
Sales	113,524	151,253
Maturities, principal repayments, and calls	99,175	112,605
Decrease in unrealized gain on AFS securities	13,500
Accumulated unrealized loss on AFS securities	$ 4,800
Number of securities in unrealized loss positions | security	185
Securities in a loss position as a percent of total AFS securities (as a percent)	1.45%
Securities pledged to secure public deposits	$ 118,600	$ 105,100