Allowance for Loan and Lease Losses and Reserve for Unfunded Commitments - Summary of Loans Modified as Troubled Debt Restructurings (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Receivables [Abstract]
Beginning balance	$ 2,495	$ 1,771	$ 1,813
Additions	281	818	113
Net payments	(636)	(1,598)	(940)
Net transfers (to) from non-accrual	213	1,504	785
Ending balance	1,927	2,495	1,771
Beginning balance	5,650	8,800	7,314
Additions	673	5,771	5,254
Net payments	(3,671)	(2,087)	(2,310)
Charge-offs	(1,359)	(5,330)	(673)
Net transfers (to) from accrual	(213)	(1,504)	(785)
Ending balance	1,506	5,650	8,800
Total troubled debt restructurings	$ 3,433	$ 8,145	$ 10,571