MORTGAGE INVESTMENTS, LOAN PARTICIPATIONS AND LOAN SALES (Details Textual) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2016 USD ($) Loan	Mar. 31, 2015 USD ($) Loan	Dec. 31, 2015 USD ($) Loan
Mortgage Loans on Real Estate [Line Items]
Proceeds from Mortgage Payoffs	$ 7,632	$ 0
Number of loans (in loans) | Loan	4		6
Number of performing loans (in loans) | Loan	2
Number of mortgage loans sold (in loans) | Loan		2
Sale of mortgage loans		$ (13,700)
Net loss on sale of mortgage loans		$ (100)
Mortgage Loans Held- for-sale, Payoff Discount	$ 200
Mortgage Loans on Real Estate [Member] | Minimum [Member]
Mortgage Loans on Real Estate [Line Items]
Extension term (in years)	2 years
Performing Financing Receivable [Member]
Mortgage Loans on Real Estate [Line Items]
Average balance of mortgage loans	$ 1,800		$ 2,800
Number of performing loans (in loans) | Loan	2		4
Weighted average interest rate of mortgage loans (percentage)	8.30%		10.50%
Percentage of valuation allowance on loans receivable (percentage)	78.20%		53.60%
Loans In Default [Member]
Mortgage Loans on Real Estate [Line Items]
Number of mortgage loans in default (in Loans) | Loan			2
Outstanding principal amount	$ 12,300
Outstanding interest amount			$ 400
Accrued interest receivable on mortgage loans	400		400
Mortgage Receivable [Member]
Mortgage Loans on Real Estate [Line Items]
Average balance of mortgage loans	$ 4,000		$ 3,900