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Other Income (Expense)
 12 Months Ended
Dec. 31, 2013
Other Income (Expense) [Abstract]  
Other Income and Other Expense Disclosure [Text Block]
Other Income (Expense):
Other income (expense) is comprised of the following:
 
Year Ended December 31,
 
2011

2012

2013
Foreign currency exchange gains (losses), net
$
846


$
(482
)

$
8

Realized gains on sales of marketable securities, net
1


—


—

Total other income (expense)
$
847


$
(482
)

$
8