Other Financial Income/ (Expense), Net - Components Of Other Financial Income Net (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Foreign exchange impact related to foreign currency financing	$ 62,145	$ (173,664)	$ 82,682	$ (123,196)
Gain on debt extinguishment	640	0	1,949	0
Other gains / (losses)	(4,295)	3,327	(3,983)	2,389
Total other financial income / (expense), net	$ 58,490	$ (170,337)	$ 80,648	$ (120,807)