VARIABLE INTEREST ENTITIES INVESTMENT SECURITIES AVAILABLE-FOR-SALE (Gross Unrealized Loss and Fair Value of Securities) (Details) RSO $ in Thousands	Jun. 30, 2015 USD ($) Security	Dec. 31, 2014 USD ($) Security
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract]
Fair Value	$ 1,193	$ 2,643
Unrealized Losses, Less than 12 Months	(34)	(176)
Fair Value	0	0
Unrealized Losses, More than 12 Months	0	0
RSO [Member]
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract]
Fair Value	35,548	38,307
Unrealized Losses, Less than 12 Months	$ (830)	$ (851)
Number of Securities, Less than 12 Months | Security	37	31
Fair Value	$ 21,115	$ 26,541
Unrealized Losses, More than 12 Months	$ (1,007)	$ (2,705)
Number of Securities, More than 12 Months | Security	13	16
Fair Value, Total	$ 56,663	$ 64,848
Gross Unrealized Losses, Total	$ (1,837)	$ (3,556)
Number of Securities, Total | Security	50	47
RSO [Member] | CMBS [Member]
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract]
Fair Value	$ 31,158	$ 35,860
Unrealized Losses, Less than 12 Months	$ (246)	$ (555)
Number of Securities, Less than 12 Months | Security	24	22
Fair Value	$ 18,989	$ 25,583
Unrealized Losses, More than 12 Months	$ (945)	$ (2,647)
Number of Securities, More than 12 Months | Security	10	13
Fair Value, Total	$ 50,147	$ 61,443
Gross Unrealized Losses, Total	$ (1,191)	$ (3,202)
Number of Securities, Total | Security	34	35
RSO [Member] | ABS [Member]
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract]
Fair Value	$ 3,258	$ 1,000
Unrealized Losses, Less than 12 Months	$ (524)	$ (278)
Number of Securities, Less than 12 Months | Security	11	8
Fair Value	$ 691	$ 958
Unrealized Losses, More than 12 Months	$ (29)	$ (58)
Number of Securities, More than 12 Months | Security	2	3
Fair Value, Total	$ 3,949	$ 1,958
Gross Unrealized Losses, Total	$ (553)	$ (336)
Number of Securities, Total | Security	13	11
RSO [Member] | Corporate bonds [Member]
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract]
Fair Value	$ 0	$ 1,447
Unrealized Losses, Less than 12 Months	$ 0	$ (18)
Number of Securities, Less than 12 Months | Security	0	1
Fair Value	$ 1,435	$ 0
Unrealized Losses, More than 12 Months	$ (33)	$ 0
Number of Securities, More than 12 Months | Security	1	0
Fair Value, Total	$ 1,435	$ 1,447
Gross Unrealized Losses, Total	$ (33)	$ (18)
Number of Securities, Total | Security	1	1
RSO [Member] | RMBS [Member]
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract]
Fair Value	$ 1,132
Unrealized Losses, Less than 12 Months	$ (60)
Number of Securities, Less than 12 Months | Security	2
Fair Value	$ 0
Unrealized Losses, More than 12 Months	$ 0
Number of Securities, More than 12 Months | Security	0
Fair Value, Total	$ 1,132
Gross Unrealized Losses, Total	$ (60)
Number of Securities, Total | Security	2