INTEREST AND OTHER (EXPENSE) INCOME, NET (Details) (USD $) In Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Interest and other (expense) income, net
Interest and other (expense) income	$ (279)	$ 2,078	$ 111	$ 2,585
Interest expense	(1,913)	(1,109)	(3,614)	(2,357)
Foreign exchange transaction gains	883	1,815	4,685	6,898
Total	$ (1,309)	$ 2,784	$ 1,182	$ 7,126