Income Taxes Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Deferred Tax Liabilities, Net	$ 5,542,000	$ 6,878,000
Common Stock, Dividends, Per Share, Declared	$ 0.90	$ 1.00	$ 0.45
Common Stock, Dividends, Per Share, Declared, Indicated Annual Amount		0.90
Common Stock, Dividends, Per Share, Declared, Additional Declared		0.10
Common Stock, Dividends, Per Share, Declared, Taxable as Ordinary Income in the Current Year	0.333	0.531	0.385
Common Stock, Dividends, Per Share, Declared, Taxable as Return of Capital	0.342	$ 0.469	$ 0.065
Common Stock, Dividends, Per Share, Declared, Taxable Status to be Determined in Next Year	$ 0.225
Income Tax Expense (Benefit)	$ (1,302,000)	$ (738,000)	$ (9,912,000)
Tax Cuts and Jobs Act, Change in Tax Rate, Deferred Tax Liability, Income Taxes			$ 3,900,000
Operating Loss Carryforwards	3,600,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Federal Income Tax Basis Difference	55,900,000
Subsidiaries [Member]
Income Tax Expense (Benefit)	$ 0
Minimum [Member]
Operating Loss Carryforwards, Expiration Date	Dec. 31, 2038
Maximum
Operating Loss Carryforwards, Expiration Date	Dec. 31, 2039