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Accumulated Other Comprehensive Loss (Tables)
 3 Months Ended
Feb. 29, 2016
Equity [Abstract]  
Schedule of Accumulated Other Comprehensive Income (Loss)
The following table summarizes the changes in accumulated balances of other comprehensive loss during the three months ended February 29, 2016 (in thousands):

 
Foreign Currency Translation Adjustment
 
Unrealized Gains (Losses) on Investments
 
Accumulated Other Comprehensive Loss
Balance, December 1, 2015
$
(24,582
)
 
$
(46
)
 
$
(24,628
)
Other comprehensive loss before reclassifications, net of tax
(1,091
)
 
40

 
(1,051
)
Balance, February 29, 2016
$
(25,673
)
 
$
(6
)
 
$
(25,679
)