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NOTES RECEIVABLE, PREFERRED EQUITY AND OTHER REAL ESTATE RELATED INVESTMENTS Schedule of Notes Receivable (Details) (USD $) | 3 Months Ended |  |  |  | 1 Months Ended |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 Months Ended |  |  | 1 Months Ended
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Mar. 31, 2014 loan | Mar. 31, 2013 | Dec. 31, 2013 | Mar. 31, 2014 Construction Loan, 7.0% Percent, Due 2015 | Dec. 31, 2013 Construction Loan, 7.0% Percent, Due 2015 | Jan. 31, 2014 First Mortgage Loan, 8% Loan Due 2013 | Mar. 31, 2014 First Mortgage Loan, 8% Loan Due 2013 | Dec. 31, 2013 First Mortgage Loan, 8% Loan Due 2013 | Mar. 31, 2014 Mezzanine Loan, 10% Due 2013 loan borrower | Dec. 31, 2013 Mezzanine Loan, 10% Due 2013 | Mar. 31, 2014 First Mortgage Loan, 11% Loan Due 2014 | Dec. 31, 2013 First Mortgage Loan, 11% Loan Due 2014 | Mar. 31, 2014 Zero Coupon Loan | Dec. 31, 2013 Zero Coupon Loan | Mar. 31, 2014 Mezzanine Loan, 15% Due 2020 | Dec. 31, 2013 Mezzanine Loan, 15% Due 2020 | Mar. 31, 2014 Mezzanine Loan Due With Capital Event | Dec. 31, 2013 Mezzanine Loan Due With Capital Event | Mar. 31, 2014 Preferred Equity, 8.1% Loan, Due 2017 | Dec. 31, 2013 Preferred Equity, 8.1% Loan, Due 2017 | Mar. 31, 2014 Individually Less Than 3 Percent, Variable Interest Rate Due 2014 to Capital Event loan | Dec. 31, 2013 Individually Less Than 3 Percent, Variable Interest Rate Due 2014 to Capital Event | Mar. 31, 2014 Individually Less Than 3 Percent, Variable Interest Rate Due 2014 to Capital Event Minimum | Mar. 31, 2014 Individually Less Than 3 Percent, Variable Interest Rate Due 2014 to Capital Event Maximum | Jan. 31, 2014 Mezzanine Loan
Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net carrying amount | $ 119,600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Effective interest rate |  |  |  | 7.00% | [1] |  |  | 8.00% | [1] |  | 10.00% | [1],[2] |  |  | 11.00% | [1] |  | 24.00% | [1],[3] |  |  | 15.00% | [1] |  | 15.00% | [1],[4] |  |  | 8.10% | [1] |  |  |  | 11.00% | [1] | 17.50% | [1] |
Prior liens |  |  |  | 0 |  |  |  | 0 |  |  | 89,566,000 | [2] |  |  | 0 |  |  | 166,200,000 | [3] |  |  | 0 |  |  | 17,298,000 | [4] |  |  | 0 |  |  | 20,855,000 |  |  |  |  |  |
Carrying amount of mortgages | 119,639,000 |  | 126,656,000 | 12,000,000 |  | 12,000,000 |  | 0 |  | 6,400,000 | 9,089,000 | [2] | 9,089,000 | [2] | 42,000,000 |  | 42,000,000 | 4,570,000 | [3] | 4,431,000 | [3] | 30,879,000 |  | 30,879,000 | 3,834,000 | [4] | 3,834,000 | [4] | 13,000,000 |  | 13,000,000 | 4,267,000 | 5,023,000 |  |  |  |  | 3,500,000
Number of cross collateralized loans |  |  |  |  |  |  |  |  |  |  | 3 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of borrowers |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 |  |  |  |  |  |
Number of non-performing loans | 5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |
Face amount of mortgages |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,000,000 |  |  |  |  |  |
Face amount of mortgages, reserved |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,000,000 |  |  |  |  |  |
Proceeds from notes receivable | 7,156,000 | 5,529,000 |  |  |  |  | 6,400,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,400,000
Mortgage loans on real estate, collections of principal |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 700,000
Income related to the payoff of notes receivable |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 700,000
Mortgage loans on real estate, nonperforming loans, amount | 15,900,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing receivable, allowance for credit losses | $ 1,993,000 |  | $ 3,681,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
[1] | The effective interest rate includes origination and exit fees
[2] | Comprised of three cross-collateralized loans from one borrower, which are non-performing
[3] | The principal balance for this accrual only loan is increased by the interest accrued
[4] | Non-performing loan

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- Definition Reflects the net positive or negative amount derived from subtracting from net proceeds of sale the carrying amounts, net of allocated reserves, of notes receivable transferred to a third party in a transaction that qualifies for sales treatment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=13989330&loc=d3e107425-111719 + Details
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