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Shareholders' Equity
 3 Months Ended
Mar. 31, 2016
Equity [Abstract]  
Shareholders' Equity
Shareholders' Equity
Components of Accumulated Other Comprehensive Loss
The components of accumulated other comprehensive loss are as follows:
 
March 31,
2016
 
December 31,
2015
Unrealized gain (loss) on investments
$
68

 
$
(519
)
Foreign currency translation adjustments
(11,503
)
 
(12,233
)
Total accumulated other comprehensive loss
$
(11,435
)
 
$
(12,752
)