MORTGAGE NOTES RECEIVABLE (Detail) (USD $)	12 Months Ended
	Dec. 31, 2012 Loan		Dec. 31, 2011
Mortgage Loans on Real Estate [Line Items]
Mortgage notes receivable	$ 238,621,000	[1]	$ 238,675,000	[1]
Two Construction Mortgage notes; interest at 12.50%
Mortgage Loans on Real Estate [Line Items]
Mortgage notes receivable	11,751,000		2,234,000
Mortgage loans on real estate, interest rate	12.50%
Number of fixed-rate mortgages	2
Mortgage note due 2013; interest at 11.00%
Mortgage Loans on Real Estate [Line Items]
Mortgage notes receivable	5,000,000		5,000,000
Mortgage loans on real estate, interest rate	11.00%
Mortgage note due 2016; interest at 11.50%
Mortgage Loans on Real Estate [Line Items]
Mortgage notes receivable			11,545,000
Mortgage loans on real estate, interest rate	11.50%
Mortgage note due 2021; interest at 12.50%
Mortgage Loans on Real Estate [Line Items]
Mortgage notes receivable	5,574,000		5,574,000
Mortgage loans on real estate, interest rate	12.50%
Mortgage note due 2021 interest at 11.00%
Mortgage Loans on Real Estate [Line Items]
Mortgage notes receivable	91,585,000		92,000,000
Mortgage loans on real estate, interest rate	11.00%
Mortgage loans on real estate, monthly payment	34,500
Mortgage note due 2022 interest at 12.50%
Mortgage Loans on Real Estate [Line Items]
Mortgage notes receivable	5,310,000		4,990,000
Mortgage loans on real estate, interest rate	12.50%
Mortgage notes due 2022; interest at 12.00%
Mortgage Loans on Real Estate [Line Items]
Mortgage notes receivable	7,076,000		6,504,000
Mortgage loans on real estate, interest rate	12.00%
Mortgage note due 2023; interest at 11.00%
Mortgage Loans on Real Estate [Line Items]
Mortgage notes receivable	69,928,000		69,928,000
Mortgage loans on real estate, interest rate	11.00%
Mortgage note due 2030; interest at 10.40%
Mortgage Loans on Real Estate [Line Items]
Mortgage notes receivable	15,897,000		15,900,000
Mortgage loans on real estate, interest rate	10.40%
Four Mortgage notes due 2046; interest at 12.00%
Mortgage Loans on Real Estate [Line Items]
Mortgage notes receivable	$ 26,500,000		$ 25,000,000
Mortgage loans on real estate, interest rate	12.00%

[1] As of December 31, 2011 and 2012 we have no allowance for loan loss for any of our mortgages.