Income Taxes (Schedule of Components of Income Tax Expense (Benefit)) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Current income tax expense (benefit):
Federal	$ 73,747	$ 47,688	$ 20,968
State	9,428	5,282	4,162
Total current income tax expense	83,175	52,970	25,130
Deferred income tax expense (benefit):
Federal	(630)	(604)	(354)
State	(77)	239	240
Total deferred income tax expense	(707)	(365)	(114)
Total income tax expense	$ 82,468	$ 52,605	$ 25,016