Consolidated Statements Of Stockholder's Equity (USD $) In Thousands, except Share data, unless otherwise specified	Comprehensive Loss [Member] USD ($)	Common Stock [Member]	Additional Paid-In Capital [Member] USD ($)	Retained Deficit [Member] USD ($)	Accumulated Other Comprehensive Income (Loss) [Member] USD ($)	Total USD ($)
Balance at Dec. 31, 2008			$ 271,297	$ (151,187)	$ (4,325)
Balance, shares at Dec. 31, 2008		100
Amortization of stock-based compensation costs			3,034			3,034
Net income (loss)	(96,797)			(96,797)		(96,797)
Foreign currency translation adjustments	22,483				22,483
Unrealized gain on marketable securities, net of tax:	1,856				1,856
Unrealized gain on securities held as available for sale, net of tax:
Comprehensive loss	(72,458)
Balance at Dec. 31, 2009			274,331	(247,984)	20,014
Balance, shares at Dec. 31, 2009		100
Amortization of stock-based compensation costs			3,157			3,157
Net income (loss)	(63,417)			(63,417)		(63,417)
Foreign currency translation adjustments	6,948				6,948
Unrealized gain on securities held as available for sale, net of tax:
Unrealized net holding gain (loss) arising during the period	4,117				4,117
Less: Reclassification adjustment for realized gains included in earnings	(4,188)				(4,188)
Comprehensive loss	(56,540)
Balance at Dec. 31, 2010			277,488	(311,401)	26,891	(7,022)
Balance, shares at Dec. 31, 2010		100				100
Investment by Parent, net			120,070
Amortization of stock-based compensation costs			453			453
Net income (loss)	2,216			2,216		2,216
Foreign currency translation adjustments	(3,037)				(3,037)
Unrealized gain on securities held as available for sale, net of tax:
Unrealized net holding gain (loss) arising during the period	(373)				(373)
Less: Reclassification adjustment for realized gains included in earnings	(2,467)				(2,467)
Comprehensive loss	(3,661)
Balance at Dec. 31, 2011			$ 398,011	$ (309,185)	$ 21,014	$ 109,840
Balance, shares at Dec. 31, 2011		100				100