Condensed Consolidated Statements of Comprehensive Loss (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Statement of Comprehensive Income [Abstract]
Net loss attributable to common shareholders	$ (48,669)	$ (59,998)	$ (118,695)	$ (98,027)
Other comprehensive income (loss), net of tax:
Change in foreign currency translation & OCI from Equity Investments	(3,169)	367	(4,781)	(1,395)
Available for sale investments:
Change in other unrealized gains (loss), net	(5,834)	40	(6,781)	1,869
Less: reclassification adjustments for gains included in net loss, net of tax	0	0	(553)	(4,593)
Comprehensive loss	$ (57,672)	$ (59,591)	$ (130,810)	$ (102,146)