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INTEREST AND OTHER INCOME (EXPENSE), NET
 12 Months Ended
Dec. 31, 2013
Other Income and Expenses [Abstract]  
INTEREST AND OTHER INCOME (EXPENSE), NET
INTEREST AND OTHER (EXPENSE) INCOME, NET
 
Interest and other (expense) income, net, are summarized in the following table:
 
 
Years Ended
 
December 31,
2013
 
December 31,
2012
 
December 31,
2011
 
(in thousands)
Interest and other income (expense)
$
1,911

 
$
(1,358
)
 
$
177

Interest expense
(2,208
)
 
(4,130
)
 
(7,028
)
Foreign exchange transaction gains
2,256

 
363

 
6,033

Total
$
1,959

 
$
(5,125
)
 
$
(818
)