Income Taxes (Schedule of Components of Income Tax Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Tax Disclosure [Abstract]
Current - Federal	$ 19,920	$ 19,188	$ 11,286
Current - State	2,499	3,187	1,996
Deferred - Federal	1,572	1,658	7,742
Deferred - State	239	156	743
Income tax expense (benefit)	$ 24,230	$ 24,189	$ 21,767

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

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