Interest Income / (Expense), Net (Components Of Interest Income / (Expense)) (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2009	Dec. 31, 2011 Restated [Member]	Dec. 31, 2010 Restated [Member]
Interest Income And Other Income Net [Line Items]
Interest income	$ 10,930	$ 1,380	$ 4,450
Interest expense	(84,398)	(111,538)	(105,775)
Total interest (expense), net	$ (73,468)	$ (110,158)	$ (101,325)