CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical) (VIE - RSO [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
VIE - RSO [Member]
Real estate revenue related to RSO	$ 4,701	$ 2,446	$ 9,794	$ 9,169
Financial fund management revenue related to RSO	$ 450	$ 2,508	$ 720	$ 4,902