RSO FAIR VALUE OF FINANCIAL INSTRUMENTS (Assets and Liabilities Measured at Fair Value) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012	Sep. 30, 2012
Assets:
Investment securities, trading	$ 3,672	$ 5,365
Investment securities available-for-sale	6,086	5,211
Resource Capital Corp [Member]
Assets:
Investment securities, trading	12,099	24,843	24,843
Investment securities available-for-sale	220,684	231,590
CMBS - linked transactions	29,978	6,835
Resource Capital Corp [Member] | Recurring Basis [Member]
Assets:
Investment securities, trading	12,099	24,843
Investment securities available-for-sale	220,684	231,590
CMBS - linked transactions	29,978	6,835
Total assets at fair value	262,761	263,268
Liabilities:
Derivatives (net)	12,208	14,687
Total	12,208	14,687
Resource Capital Corp [Member] | Recurring Basis [Member] | Level 1 [Member]
Assets:
Investment securities, trading	0	0
Investment securities available-for-sale	4,972	9,757
CMBS - linked transactions	0	0
Total assets at fair value	4,972	9,757
Liabilities:
Derivatives (net)	0	0
Total	0	0
Resource Capital Corp [Member] | Recurring Basis [Member] | Level 2 [Member]
Assets:
Investment securities, trading	0	0
Investment securities available-for-sale	85,826	132,561
CMBS - linked transactions	9,410	4,802
Total assets at fair value	95,236	137,363
Liabilities:
Derivatives (net)	442	610
Total	442	610
Resource Capital Corp [Member] | Recurring Basis [Member] | Level 3 [Member]
Assets:
Investment securities, trading	12,099	24,843
Investment securities available-for-sale	129,886	89,272
CMBS - linked transactions	20,568	2,033
Total assets at fair value	162,553	116,148
Liabilities:
Derivatives (net)	11,766	14,077
Total	$ 11,766	$ 14,077