Loans and Asset Quality Information - Changes in Recorded Investment and Accretable Yield of PCI Loans (Details) - Purchased Credit Impaired Loans - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
PCI Loans, Accretable Discount
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield Movement Schedule [Roll Forward]
Balance at beginning of period	$ 4,149	$ 4,750
Accretion	(1,119)	(1,486)
Reclassification from (to) nonaccretable difference	413	617
Other, net	(545)	268
Balance at end of period	2,898	4,149
PCI Loans
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield Movement Schedule [Roll Forward]
Balance at beginning of period	$ 8,600
Balance at end of period		$ 8,600