Other Non-Operating Income / (Expense) (Components Of Other Non-Operating Income / (Expense) (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2010	Dec. 31, 2009	Dec. 31, 2011 Restated [Member]	Dec. 31, 2010 Restated [Member]
Component Of Other Income And Expense [Line Items]
Early redemption call premium	$ (14,115)	$ 0	$ 0
Write-off of unamortized offering costs	(4,076)	0	0
Dividend received	7,642	0	0
Professional service expense related to the sale of the distribution	(2,000)	0	0
Impairments related to assets held for sale	0	0	(7,355)
Factoring costs and bank fees	(2,267)	0	(5,652)
Other gains / (losses)	937	(934)	(4,903)
Total other non operating income / (expense), net	$ (13,879)	$ (934)	$ (17,910)	$ (13,879)