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Accumulated Other Comprehensive Loss
 6 Months Ended
May 31, 2013
Equity [Abstract]  
Accumulated Other Comprehensive Loss
Accumulated Other Comprehensive Loss

The following table summarizes the changes in accumulated balances of other comprehensive loss during the six months ended May 31, 2013 (in thousands):

 
Foreign Currency Translation Adjustment
 
Unrealized Gains (Losses) on investments
 
Accumulated Other Comprehensive Loss
Balance, December 1, 2012
$
(8,183
)
 
$
(2,581
)
 
$
(10,764
)
Other comprehensive income (loss) before reclassifications, net of tax
(2,462
)
 
87

 
(2,375
)
Amounts reclassified from accumulated other comprehensive income (loss)
—

 
—

 
—

Balance, May 31, 2013
$
(10,645
)
 
$
(2,494
)
 
$
(13,139
)


The tax effect on accumulated unrealized losses on investments was $1.4 million and $1.5 million as of May 31, 2013 and November 30, 2012, respectively.