RSO INVESTMENT SECURITIES AVAILABLE-FOR-SALE (Details) (USD $)	3 Months Ended	6 Months Ended
	Jun. 30, 2013 Security	Jun. 30, 2013 Security	Jun. 30, 2012 Security	Dec. 31, 2012 Security
Schedule of Available-for-sale Securities [Line Items]
Other-than-temporary impairment on investments		$ 214,000	$ 74,000
Resource Capital Corp [Member]
Schedule of Available-for-sale Securities [Line Items]
CMBS, at fair value	235,008,000	235,008,000		231,590,000
Other-than-temporary impairment on investments		548,000	171,000
Resource Capital Corp [Member] | CMBS
Schedule of Available-for-sale Securities [Line Items]
Number of floating rate investment securities in a loss position for more than 12 months	13	13		19
CMBS, at fair value	176,500,000	176,500,000		170,800,000
Net unrealized gain (loss)	(8,100,000)	(8,100,000)		(12,000,000)
Other-than-temporary impairment on investments	0
Excess of aggregate discount over aggregate premium	5,000,000	5,000,000		8,000,000
Resource Capital Corp [Member] | ABS
Schedule of Available-for-sale Securities [Line Items]
Number of floating rate investment securities in a loss position for more than 12 months	9	9		9
Net unrealized gain (loss)	1,300,000	1,300,000		574,000
Fair value of fixed rate positions	25,000,000	25,000,000		27,100,000
Number of securities sold	0	0
Par value of securities sold	0	0
Recognized gain (loss) on sale	0
Excess of aggregate discount over aggregate premium	2,800,000	2,800,000		3,100,000
Resource Capital Corp [Member] | Corporate bonds
Schedule of Available-for-sale Securities [Line Items]
Number of floating rate investment securities in a loss position for more than 12 months	0	0		0
Net unrealized gain (loss)	(563,000)	(563,000)		(67,000)
Fair value of fixed rate positions	33,500,000	33,500,000		33,700,000
Number of securities sold	12	14
Par value of securities sold	2,300,000	3,000,000
Recognized gain (loss) on sale	(44,000)	(62,000)
Number of securities redeemed		2	1
Par value of securities redeemed		3,500,000	182,000
Recognized losses on redemptions		11,000
Recognized gains on redemptions			39,000
Investment Owned, Unrecognized Unrealized Depreciation	96,000	96,000
Investment Owned, Unrecognized Unrealized Appreciation				$ 608,000