COMMITMENTS AND CONTINGENCIES COMMITMENTS AND CONTINGENCIES - (Details Textuals) $ in Thousands			12 Months Ended
	Oct. 02, 2017	Apr. 20, 2017	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($) a
Commitments and Contingencies [Line Items]
Recovery of credit losses			$ (1,968)	$ (6,461)
Employer match percentage			4.00%
Employer contribution in period			$ 100	100
Fund expense reimbursements			$ (500)
Intercreditor Agreement Claim [Member]
Commitments and Contingencies [Line Items]
Amount sought by third party				$ 300
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
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]
Selling commissions as % of gross proceeds			6.00%
Nonaccountable expense reimbursements broker-dealers as percent of gross proceeds			1.00%