Summary of Significant Accounting Policies (Details Textual) - USD ($)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2018
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent			21.00%		35.00%
Deferred Offering Costs	$ 53,000		$ 53,000		$ 77,000
Capital Lease Obligations, Noncurrent	2,400,000		2,400,000
Revenues	1,281,000	$ 673,000	2,574,000	$ 1,070,000
Accounting Standards Update 2013-07 [Member]
Tenant Reimbursement		121,000		237,000
Accounting Standards Update 2013-07 [Member] | Rent [Member]
Revenues		$ 552,000		$ 833,000
Prepaid Expenses and Other Current Assets [Member]
Deferred Offering Costs	$ 4,100,000		$ 4,100,000		$ 5,100,000