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Other Income Net
 12 Months Ended
Dec. 31, 2011
Other Income [Abstract]  
Other Income, Net
Other Income, Net
Following is a summary of other income, net (in thousands):
Years ended December 31:
 
2011
 
2010
 
2009
Interest income
 
$
275

 
$
295

 
$
492

Loss on foreign currency transactions
 
(1,641
)
 
(2,726
)
 
(422
)
Other, net
 
139

 
(145
)
 
553

Total
 
$
(1,227
)
 
$
(2,576
)
 
$
623