Condensed Consolidated Statement Of Comprehensive Loss (USD $) In Thousands, unless otherwise specified	3 Months Ended			9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011		Sep. 30, 2012	Sep. 30, 2011
Condensed Consolidated Statement Of Comprehensive Loss [Abstract]
Net loss	$ (3,294)	$ (20,372)	[1]	$ (285,534)	$ (53,925)	[1]
Other comprehensive income (loss), net of tax:
Unrealized (realized) gain on available for sale securities		(4)		(8)	(5)
Foreign currency translation adjustments	611	(10,803)		(908)	(9,306)
Share of other comprehensive income (loss) of affiliates	(98)	4		505	(481)
Other comprehensive loss, net of tax:	513	(10,803)		(411)	(9,792)
Comprehensive loss	(2,781)	(31,175)		(285,945)	(63,717)
Less: comprehensive income (loss) attributable to the noncontrolling interest	(362)	(227)		(64,414)	(11,613)
Comprehensive loss attributable to the company	$ (2,419)	$ (30,948)		$ (221,531)	$ (52,104)

[1] Retroactively adjusted to exclude the discontinued operations