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Income Taxes (Reconciliation of Income Tax Rate) (Details)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 22, 2017
Income Taxes [Abstract]
Statutory U.S. federal income tax rate	21.00%	35.00%	35.00%
State income taxes, net of federal tax benefit	5.00%	3.40%
Valuation allowance	(59.70%)	0.10%
Enactment of the Tax Cuts and Jobs Act	0.00%	(8.00%)
Domestic manufacturing deduction	0.00%	(1.00%)
State rate and other changes in deferred taxes	1.00%	(1.30%)
Federal and state credits	0.10%	0.10%
Uncertain tax positions	(0.30%)	(0.30%)
Nondeductible expenses and other	(0.50%)	0.20%
Effective income tax rate	(33.40%)	28.20%

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Effective Income Tax Rate Reconciliation, Change in Enactment Of The Tax Cuts And Jobs Act, Percent

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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