CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
CONSOLIDATED NET LOSS	$ (5,408)	$ (8,552)	$ (25,710)	$ (20,967)
NET CHANGE IN UNREALIZED GAIN (LOSS) ON INVESTMENT ACTIVITIES, NET OF TAX	34	(82)	154	(102)
COMPREHENSIVE LOSS	(5,374)	(8,634)	(25,556)	(21,069)
LESS: COMPREHENSIVE INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS	5,408	5,662	10,289	11,353
COMPREHENSIVE LOSS ATTRIBUTABLE TO COMMON STOCKHOLDERS	$ (10,782)	$ (14,296)	$ (35,845)	$ (32,422)