Income Taxes Reconciliation of Income Tax (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Anticipated income tax expense	$ 10,429	$ 8,362
State income taxes, net of federal income tax benefit	108	112
Tax-exempt interest income, net of amortization	(1,199)	(900)
Other, net	903	791
Provision for income taxes	$ 10,241	$ 8,365
U.S. Federal statutory income tax rate	21.00%	21.00%