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Other Current Assets (Tables)
 12 Months Ended
Dec. 31, 2012
Prepaid Expense and Other Assets, Current [Abstract]  
Schedule of Other Current Assets
Other current assets as of December 31, 2012 and 2011 consist of the following (in thousands):
 
 
2012
 
2011
Value added tax receivables
$
18,002

 
$
16,941

Recoverable income taxes
6,192

 
3,338

Derivatives (foreign exchange forward contracts)
1,062

 
1,703

Prepaid insurance
2,241

 
2,298

Prepaids and other current assets
14,279

 
14,551

 
$
41,776

 
$
38,831