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Accumulated Other Comprehensive Loss
 6 Months Ended
May 31, 2017
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, 2017 (in thousands):

 
Foreign Currency Translation Adjustment
 
Unrealized Gains (Losses) on Investments
 
Accumulated Other Comprehensive Loss
Balance, December 1, 2016
$
(28,425
)
 
$
(136
)
 
$
(28,561
)
Other comprehensive loss before reclassifications, net of tax
5,371

 
78

 
5,449

Balance, May 31, 2017
$
(23,054
)
 
$
(58
)
 
$
(23,112
)


The tax effect on accumulated unrealized gains (losses) on investments was minimal as of May 31, 2017 and November 30, 2016.