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Accumulated Other Comprehensive Loss
3 Months Ended
Feb. 28, 2021
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 three months ended February 28, 2021 (in thousands):
Foreign Currency Translation AdjustmentUnrealized Gains on InvestmentsUnrealized Losses on Hedging ActivityAccumulated Other Comprehensive Loss
Balance, December 1, 2020$(27,616)$14 $(5,176)$(32,778)
Other comprehensive income before reclassifications, net of tax1,225 14 837 2,076 
Balance, February 28, 2021$(26,391)$28 $(4,339)$(30,702)

The tax effect on accumulated unrealized losses on hedging activity and unrealized gains on investments was $1.4 million and $1.6 million as of February 28, 2021 and November 30, 2020, respectively.