CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
CONSOLIDATED NET LOSS	$ (17,631)	$ (8,758)	$ (42,328)	$ (34,468)
NET CHANGE IN UNREALIZED (LOSS) GAIN ON INVESTMENT ACTIVITIES, NET OF TAX	0	(25)	115	129
COMPREHENSIVE LOSS	(17,631)	(8,783)	(42,213)	(34,339)
LESS: COMPREHENSIVE INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS	514	4,462	7,345	14,751
COMPREHENSIVE LOSS ATTRIBUTABLE TO COMMON STOCKHOLDERS	$ (18,145)	$ (13,245)	$ (49,558)	$ (49,090)