Other Non-Operating Expense - Components Of Other Non-Operating Expense (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
Write-off of assets held for sale	$ 0	$ (7,355)	$ 0	$ (7,355)
Factoring costs and bank fees	(2,781)	(1,651)	(6,501)	(3,662)
Bank waiver costs	(1,867)	0	(1,867)	0
Other gains / (losses)	(1,235)	(1,677)	(2,614)	(3,303)
Total other non operating income / (expense), net	$ (5,883)	$ (10,683)	$ (10,982)	$ (14,320)