Summary of Significant Accounting Policies (Other) (Details)		12 Months Ended
	Apr. 05, 2013 USD ($)	Dec. 31, 2015 USD ($) subsidiary segment $ / shares shares	Dec. 31, 2014 USD ($) $ / shares shares	Dec. 31, 2013 USD ($) $ / shares shares
Real Estate
Foreign Currency Transaction Loss, before Tax		$ 2,500,000	$ 2,300,000
Deferred Financing Fees
Accumulated amortization of deferred financing fees		1,800,000	1,000,000
Foreign Currency Translation
Foreign Currency Transaction Gain (Loss), before Tax				$ 1,400,000
Proceeds from sale of real estate	$ 19,800,000	0	1,743,000	30,563,000
Outstanding mortgage debt on real estate	27,700,000
Gain on troubled debt restructuring	8,100,000			8,132,000
Foreign currency translation loss reclassified to net loss	$ (3,600,000)
Revenue Recognition
Straight-line rental revenue		$ 900,000	400,000	$ 700,000
Income Taxes
Required minimum percentage distribution of ordinary taxable income to stockholders to qualify as a REIT		90.00%
Number of taxable REIT subsidiaries | subsidiary		2
Tax basis of fixed assets exceeding book value		$ 223,300,000	$ 176,300,000
Stock-Based Compensation
Allocated Share-based Compensation Expense		$ 0
Reportable Segments
Number of reportable segments | segment		1
Concentration Risk, Percentage		100.00%	100.00%	100.00%
Earnings per Share
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | shares		75,000	75,000	75,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price | $ / shares		$ 7.50	$ 7.50	$ 7.50