COMMITMENTS AND CONTINGENCIES COMMITMENTS AND CONTINGENCIES - (Details Textuals) $ in Thousands			12 Months Ended
	Oct. 02, 2017	Apr. 20, 2017	Dec. 31, 2017 USD ($) a	Dec. 31, 2016 USD ($)
Commitments and Contingencies [Line Items]
Recovery of credit losses			$ 6,461	$ (231)
Recoveries				600
Employer match percentage			4.00%
Employer contribution in period			$ 100	100
Intercreditor Agreement Claim [Member]
Commitments and Contingencies [Line Items]
Amount sought by third party			300
11333, Inc. Claim [Member]
Commitments and Contingencies [Line Items]
Amount sought by third party			1,200
Well Repair [Member]
Commitments and Contingencies [Line Items]
Development cost			900
IMH Gabella [Member]
Commitments and Contingencies [Line Items]
Predevelopment service fee paid				300
Contract termination fee			$ 200	500
Profit distribution to related party				$ 600
Pending Litigation [Member] | RNMA I [Member]
Commitments and Contingencies [Line Items]
Damages sought		3.1
New Mexico [Member] | Pending Litigation [Member] | Maniatis [Member]
Commitments and Contingencies [Line Items]
Area of land (in acres) | a			7,000
Texas [Member] | Pending Litigation [Member]
Commitments and Contingencies [Line Items]
Area of land (in acres) | a			111
Minimum [Member] | Well Repair [Member]
Commitments and Contingencies [Line Items]
Obligation			$ 2,000
Maximum [Member] | Well Repair [Member]
Commitments and Contingencies [Line Items]
Obligation			$ 4,000
Hotel [Member] | MacArthur Loan [Member] | MacArthur Place [Member]
Commitments and Contingencies [Line Items]
Debt Instrument, Repayment Guaranty	50.00%
L’Auberge Fund Manager, LLC [Member] | Preferred Interests [Member]
Commitments and Contingencies [Line Items]
Capital Transaction, Percent of Gross Proceeds, Selling Commissions			6.00%
Capital Transaction, Percent of Gross Proceeds, Expense Reimbursement Broker-Dealer			1.00%