INVESTMENTS IN UNCONSOLIDATED ENTITIES AND LOAN MANAGER (Investment Vehicles, Including the Range of Interests it Owns) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013	Jan. 31, 2013
Schedule of Equity Method Investments [Line Items]
Investments in unconsolidated entities	$ 13,089	$ 14,342
Ownership percentage			10.00%
Real estate investment entities [Member]
Schedule of Equity Method Investments [Line Items]
Investments in unconsolidated entities	8,313	8,271
Financial fund management investment entities [Member]
Schedule of Equity Method Investments [Line Items]
Investments in unconsolidated entities	4,162	5,294
Trapeza entities [Member]
Schedule of Equity Method Investments [Line Items]
Investments in unconsolidated entities	$ 614	$ 777
Minimum [Member] | Real estate investment entities [Member]
Schedule of Equity Method Investments [Line Items]
Ownership percentage	1.00%
Minimum [Member] | Financial fund management investment entities [Member]
Schedule of Equity Method Investments [Line Items]
Ownership percentage	0.00%
Minimum [Member] | Trapeza entities [Member]
Schedule of Equity Method Investments [Line Items]
Ownership percentage	33.00%
Maximum [Member] | Real estate investment entities [Member]
Schedule of Equity Method Investments [Line Items]
Ownership percentage	12.00%
Maximum [Member] | Financial fund management investment entities [Member]
Schedule of Equity Method Investments [Line Items]
Ownership percentage	50.00%
Maximum [Member] | Trapeza entities [Member]
Schedule of Equity Method Investments [Line Items]
Ownership percentage	50.00%