SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 19, 2019
Property, Plant and Equipment, Useful Life	1 year
Provision for impairment	$ 0	$ 0	$ 3,426,000
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%	21.00%	35.00%
Class of Warrant or Right, Exercise Price of Warrants or Rights	$ 6.50			$ 6.50
Deferred Offering Costs	$ 5,000,000
Line of Credit Facility, Maximum Borrowing Capacity	70,000,000
Rental revenue		$ 3,200,000	$ 1,300,000
Tenant Reimbursement		474,000	541,000
Net cash used in operating activities	(3,597,000)	(2,671,000)	(7,512,000)
Net cash used in investing activities	(39,426,000)	(91,622,000)	$ (1,626,000)
Operating Lease, Liability	$ 2,065,000	$ 0
Restricted Stock [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	757,605
Warrant [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	7,179,000
Prepaid Expenses and Other Current Assets [Member]
Deferred Offering Costs	$ 3,000,000
Scenario, Plan [Member]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%	21.00%