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VARIABLE INTEREST ENTITIES RELATED PARTY TRANSACTIONS (Details) RSO											1 Months Ended					3 Months Ended			9 Months Ended		12 Months Ended
	Aug. 18, 2015 USD ($)	Jun. 24, 2015 USD ($)	Feb. 24, 2015 USD ($)	Jul. 30, 2014 USD ($)	Nov. 07, 2013 USD ($) shares	Jan. 11, 2013	Feb. 15, 2012	Sep. 03, 2011	Feb. 24, 2011 USD ($)	Mar. 05, 2010 USD ($)	Oct. 31, 2015 USD ($)	Mar. 31, 2015 USD ($)	Dec. 31, 2013 USD ($)	May. 31, 2013	Oct. 31, 2012	Sep. 30, 2015 USD ($) Entity	Sep. 30, 2014 USD ($)	Jul. 31, 2013 USD ($)	Sep. 30, 2015 USD ($) Entity	Sep. 30, 2014 USD ($)	Dec. 31, 2014 USD ($)	Mar. 05, 2011	Apr. 30, 2015 USD ($)	Nov. 16, 2011 USD ($)
Related Party Transaction [Line Items]
Other Commitment																$ 183,000			$ 183,000
Lease Equity Appreciation Fund II [Member]
Related Party Transaction [Line Items]
Origination fee with establishment of line of credit facility (in hundredths)										1.00%
RSO [Member]
Related Party Transaction [Line Items]
Provision (recovery) for loan losses																			(43,834,000)		$ (1,804,000)
Income (loss) and interest expense from equity method investments																(276,000)	$ 286,000		(103,000)	$ 3,288,000
Investments in unconsolidated entities																$ 55,858,000			$ 55,858,000		59,827,000		$ 750,000
Number of Collateralized Loan Obligation Issuers \| Entity																5			5
Preferred equity acquired															66.60%
Management Fees Related Party																$ 3,252,000	3,606,000		$ 10,312,000	10,000,000
Placement Agent Fee				$ 175,000									$ 205,000
RSO [Member] \| Lease Equity Appreciation Fund II [Member]
Related Party Transaction [Line Items]
Revolving credit facility, maximum borrowing capacity										$ 8,000,000.0
Line of credit facility, term (in years)																						1 year
Line of credit facility, interest rate during period (in hundredths)							12.00%												10.00%
Line of credit facility, extension fee percentage (in hundredths)						1.00%	1.00%	1.00%
Direct financing leases																1,135,000			$ 1,135,000		2,109,000
RSO [Member] \| Churchill Pacific Asset Management LLC [Member]
Related Party Transaction [Line Items]
Ownership percentage									100.00%
Purchase price of acquired entity paid by acquiring entity									$ 22,500,000
Assets under management, carrying amount																$ 1,900,000,000			$ 1,900,000,000
RSO [Member] \| CVC Credit Partners [Member]
Related Party Transaction [Line Items]
Investment management fee, percentage																1.50%			1.50%
RSO [Member] \| Ledgewood [Member]
Related Party Transaction [Line Items]
Legal fees																$ 13,000	45,000		$ 348,000	202,000
Resource America [Member] \| CVC Capital Partners [Member]
Related Party Transaction [Line Items]
Ownership percentage																24.00%			24.00%
Apidos Capital Management LLC [Member] \| CVC Capital Partners [Member]
Related Party Transaction [Line Items]
Percentage of subordinated fees the company is entitled to collect																10.00%			10.00%
Percentage of incentive fees the company is entitled to collect																50.00%			50.00%
Subordinated Fees																$ 173,000	309,000		$ 631,000	1,000,000
Interest in LCC [Member] \| RSO [Member]
Related Party Transaction [Line Items]
Income (loss) and interest expense from equity method investments																961,000	13,000		1,362,000	(859,000)
Investments in unconsolidated entities																					39,416,000			$ 36,300,000
Investment in CVC Global Opps Fund [Member] \| RSO [Member]
Related Party Transaction [Line Items]
Income (loss) and interest expense from equity method investments																(628,000)	47,000		293,000	2,004,000
Proceeds from Divestiture of Businesses and Interests in Affiliates												$ 5,000,000
Investments in unconsolidated entities																$ 12,877,000			$ 12,877,000		18,209,000
Ownership percentage																14.10%			14.10%
RRE VIP Borrower, LLC [Member] \| RSO [Member]
Related Party Transaction [Line Items]
Income (loss) and interest expense from equity method investments																$ 0	770,000		$ 46,000	2,506,000
Investments in unconsolidated entities																0			0		0
Varde Investment Partners, LP [Member] \| RSO [Member]
Related Party Transaction [Line Items]
Income (loss) and interest expense from equity method investments																0	$ 0		0	$ (19,000)
Investments in unconsolidated entities																$ 654,000			$ 654,000		654,000
Ownership percentage																7.50%			7.50%
Pearlmark Mezzanine Realty Partners IV, L.P. [Member] \| RSO [Member]
Related Party Transaction [Line Items]
Other Commitment		$ 50,000,000
Management Fee, Committed Capital, Percent Fee		1.00%
Management Fee, Invested Capital, Percent Fee		1.50%
Rebate, Percentage		25.00%
Investment Management Fees Payable																$ 50,000			$ 50,000
Pearlmark Mezzanine Realty Partners IV, L.P. [Member] \| RSO [Member] \| Resource America [Member]
Related Party Transaction [Line Items]
Ownership percentage in VIE		50.00%
Whitney CLO I, Ltd. [Member] \| RSO [Member]
Related Party Transaction [Line Items]
Ownership percentage in VIE														68.30%
Variable Interest Entity, Not Primary Beneficiary [Member] \| Investment in CVC Global Opps Fund [Member] \| RSO [Member]
Related Party Transaction [Line Items]
Payments to Acquire Equity Method Investments																		$ 15,000,000
Loans Receivable - Related Party [Member] \| RSO [Member]
Related Party Transaction [Line Items]
Provision (recovery) for loan losses																			216,000		(1,297,000)
Loans Receivable - Related Party [Member] \| RSO [Member] \| Lease Equity Appreciation Fund II [Member]
Related Party Transaction [Line Items]
Provision (recovery) for loan losses																$ 0			$ 216,000		$ (1,297,000)
Elevation Home Loans, LLC [Member] \| RSO [Member]
Related Party Transaction [Line Items]
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned					$ 830,000
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares \| shares					136,659
Subsequent Event [Member] \| Investment in CVC Global Opps Fund [Member] \| RSO [Member]
Related Party Transaction [Line Items]
Proceeds from Divestiture of Businesses and Interests in Affiliates											$ 4,000,000
RCC CRE Notes 2013 [Member] \| RSO [Member]
Related Party Transaction [Line Items]
Closing transaction amount													$ 307,800,000
Special Servicing Fee Rate													0.25%
RCC CRE Notes 2014 [Member] \| RSO [Member]
Related Party Transaction [Line Items]
Closing transaction amount				$ 353,900,000
RCC CRE Notes 2015 [Member] \| RSO [Member]
Related Party Transaction [Line Items]
Closing transaction amount			$ 346,200,000
Placement Agent Fee			$ 100,000
Resource Capital Corp. 2015-CRE4, Ltd. [Member] \| RSO [Member]
Related Party Transaction [Line Items]
Closing transaction amount	$ 312,900,000
Placement Agent Fee	$ 85,000