Investment in Unconsolidated Joint Venture (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
MEMBERS' EQUITY
Our investment in unconsolidated joint venture	$ 11,085	$ 11,526
Corporate Joint Venture [Member]
ASSETS
Real estate, net	51,153	51,802
Cash and cash equivalents	230	201
Restricted cash	390	392
Tenant and other receivables, net	33	39
Prepaid expenses and other assets, net	122	43
Intangible assets, net	12,025	12,293
Total assets	63,953	64,770
LIABILITIES
Mortgage payable, net	41,221	41,135
Accounts payable and accrued expenses	562	583
Total liabilities	41,783	41,718
MEMBERS' EQUITY
Members' equity	27,169	27,236
Accumulated deficit	(4,999)	(4,184)
Total members' equity	22,170	23,052
Total liabilities and members' equity	63,953	64,770
Our investment in unconsolidated joint venture	$ 11,085	$ 11,526