VARIABLE INTEREST ENTITIES INVESTMENTS IN REAL ESTATE (Details) RSO (RSO [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended		12 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended
	Jun. 30, 2014 Property	Jun. 30, 2014 Property	Jun. 30, 2013	Dec. 31, 2013 Property	Jun. 30, 2014 Held-for-sale Property One [Member]	Jun. 30, 2014 Office property [Member]	Jun. 30, 2013 Office property [Member]	Jun. 30, 2014 Office property [Member]	Jun. 30, 2013 Office property [Member]	Jun. 30, 2014 Multi-family property [Member]	Jun. 30, 2013 Multi-family property [Member]	Jun. 30, 2014 Multi-family property [Member]	Jun. 30, 2013 Multi-family property [Member]
Real Estate Line Items [Line Items]
Number of properties acquired	0	0		0
Number of properties available-for-sale	2	2
Property available-for-sale	$ 29,509	$ 29,509		$ 25,346	$ 9,600					$ 19,800		$ 19,800
Losses from property available-for-sale						9	(77)	(25)	(154)	5	88	123	106
Number of properties sold				1
Gain on sale of properties	$ 3,000	$ 3,042	$ 0	$ 16,600