NONCONTROLLING INTERESTS (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
RSO [Member]
Activity in noncontrolling interests [Roll Forward]
Noncontrolling interests, beginning of period	$ 743,364
Net income attributable to noncontrolling interests	17,151	12,314
Noncontrolling interest, end of period	749,992
RAI [Member]
Activity in noncontrolling interests [Roll Forward]
Noncontrolling interests, beginning of period	238
Net income attributable to noncontrolling interests	(40)	(43)
Noncontrolling interest, end of period	221
Noncontrolling Interests [Member] | RSO [Member]
Activity in noncontrolling interests [Roll Forward]
Noncontrolling interests, beginning of period	743,364
Net income attributable to noncontrolling interests	17,151
Other comprehensive income	(28)
Proceeds from issuance of equity interests, net	15,755
Amortization of stock-based compensation	1,666
Distributions to noncontrolling interests	(27,916)
Other	0
Noncontrolling interest, end of period	749,992
Noncontrolling Interests [Member] | RAI [Member]
Activity in noncontrolling interests [Roll Forward]
Noncontrolling interests, beginning of period	238
Net income attributable to noncontrolling interests	(40)
Other comprehensive income	0
Proceeds from issuance of equity interests, net	0
Amortization of stock-based compensation	0
Distributions to noncontrolling interests	0
Other	23
Noncontrolling interest, end of period	$ 221