Income Taxes (Schedule of Components of Income Tax Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Current Tax Expense:
Federal	$ 17,032	$ 19,248	$ 17,298
State	2,130	3,213	3,254
Total current tax expense	19,162	22,461	20,552
Deferred Tax Expense (Benefit):
Federal	1,822	(2,375)	(1,294)
State	333	(755)	(197)
Total deferred tax expense (benefit)	2,155	(3,130)	(1,491)
Income tax expense	$ 21,317	$ 19,331	$ 19,061