Income Taxes (Schedule of Reconciliation of U.S. Federal Statutory Income Tax Rate) (Details)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Income Tax Disclosure [Abstract]
Federal statutory income tax rate	21.00%	34.00%
Net effect of:
Non-deductible expenses	0.20%	1.20%
Depreciation	(0.90%)	(4.50%)
Tax amortization of intangible assets	(3.80%)	(1.60%)
Other temporary differences	(1.30%)	(12.10%)
Net operating loss	(2.60%)	(13.20%)
Increase due to state and local taxes, net of U.S. federal income tax effects	0.60%	2.80%
Total Current effective income tax rate	13.20%	6.60%
Reversal of deferred tax assets valuation allowance	(75.80%)
Total Effective income tax rate	(62.60%)	6.60%