Income Taxes (Schedule of Deferred Tax Assets and Deferred Tax Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Income Taxes [Abstract]
Accrued expenses and other	$ 100	$ 84
Net operating losses carried forward for federal income tax purposes	374	1,004
Net operating losses carried forward for state income tax purposes	455	615
AMT	58	117
Subtotal deferred tax assets	987	1,820
Valuation allowance	(359)	(483)
Total deferred tax assets	628	1,337
Tax depreciation in excess of book depreciation	909	714
Atlanta JV bases difference	140	223
Total deferred tax liabilities	1,049	937
Net deferred tax (liabilities)	$ (421)
Net deferred tax assets		$ 400