RSO INVESTMENT SECURITIES AVAILABLE-FOR-SALE (Schedule of Available-for-Sale Securities, Fair Value) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	$ 4,989	$ 3,821
Unrealized Gains	1,253	1,390
Unrealized Losses	(217)	0
Fair Value	6,025	5,211
Resource Capital Corp [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	249,350	243,074
Unrealized Gains	9,896	6,460
Unrealized Losses	(16,964)	(17,944)
Fair Value	242,282	231,590
Investment securities available-for-sale, pledged as collateral, at fair value	192,673	195,200
Resource Capital Corp [Member] | CMBS
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	189,990	182,828
Unrealized Gains	7,766	4,626
Unrealized Losses	(16,201)	(16,639)
Fair Value	181,555	170,815
Resource Capital Corp [Member] | ABS
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	23,682	26,479
Unrealized Gains	1,851	1,700
Unrealized Losses	(712)	(1,115)
Fair Value	24,821	27,064
Resource Capital Corp [Member] | Corporate bonds
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	35,678	33,767
Unrealized Gains	256	111
Unrealized Losses	(51)	(190)
Fair Value	35,883	33,688
Resource Capital Corp [Member] | Other asset-backed
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	0	0
Unrealized Gains	23	23
Unrealized Losses	0	0
Fair Value	$ 23	$ 23