SCHEDULE II Valuation and Qualifying Accounts (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012		Dec. 31, 2011		Dec. 31, 2010
Allowance for doubtful accounts
Allowance for valuation and qualifying accounts
Balance at Beginning of Period	$ 4,782		$ 2,175		$ 2,140
Charged to Costs and Expenses	6,468		906		398
Other	365	[1]	2,651	[1]
Deductions	(663)	[2]	(950)	[2]	(363)	[2]
Balance at End of Period	10,952		4,782		2,175
Tax-Related valuation allowance
Allowance for valuation and qualifying accounts
Balance at Beginning of Period	236,296		234,813		95,151
Charged to Costs and Expenses	18,746		1,483		152,472
Other	(13,886)	[3]	0	[3]	(12,811)	[3]
Balance at End of Period	$ 241,156		$ 236,296		$ 234,813

[1] Includes the impact of the acquisition of Barcrest.

[2] Amounts written off and related impact of foreign currency exchange.

[3] Amount written off due to our election to convert previously claimed foreign tax credits into deductions on our 2008 and 2009 federal tax returns.