Income Taxes - Effective Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Income tax provision computed at U.S. federal statutory rate	$ 10,887	$ 12,005	$ 4,607
State tax expense, net of U.S. federal effect	1,836	1,536	928
Tax exempt interest	(4,562)	(4,381)	(2,912)
Net increase in cash surrender value of BOLI	(268)	(269)	(369)
Carryback claim refund	0	0	(1,512)
Non-deductible professional fees	648	0	0
Other	137	689	694
Total income tax expense	$ 8,678	$ 9,580	$ 1,436
Effective tax provision rate	16.70%	16.80%	6.50%