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Accumulated Other Comprehensive Income (Loss)
9 Months Ended
Jul. 31, 2021
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]  
Accumulated Other Comprehensive Income (Loss) Accumulated Other Comprehensive Income (Loss)
Components of accumulated other comprehensive income (loss), on an after-tax basis where applicable, were as follows:
As of
July 31, 2021October 31, 2020
 (in thousands)
Cumulative currency translation adjustments$(48,606)$(57,463)
Unrealized gain (loss) on derivative instruments, net of taxes180 3,389 
Unrealized gain (loss) on available-for-sale securities, net of taxes15 — 
Total accumulated other comprehensive income (loss)$(48,411)$(54,074)
The effect of amounts reclassified out of each component of accumulated other comprehensive income (loss) into net income was as follows:
 Three Months Ended 
 July 31,
Nine Months Ended 
 July 31,
 2021202020212020
 (in thousands)
Reclassifications from accumulated other comprehensive income (loss) into unaudited condensed consolidated statements of operations:
Gain (loss) on cash flow hedges, net of taxes
Revenues$1,563 $466 $2,597 $648 
Operating expenses3,267 (1,175)9,583 (2,211)
Total reclassifications into net income$4,830 $(709)$12,180 $(1,563)