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Interest And Other Income (Loss), Net (Tables)
 3 Months Ended
Jan. 31, 2015
Other Income and Expenses [Abstract]  
Schedule of Interest and Other Income (Loss), Net
The components of interest and other income (loss), net, were as follows (in thousands):
 
Quarter Ended January 31,
 
2014
 
2015
Interest income
$
78

 
$
218

Change in fair value of embedded derivative
(1,090
)
 
—

Gain (loss) on non-hedge designated foreign currency forward contracts
1,353

 
(4,350
)
Foreign currency exchange losses
(5,915
)
 
(3,652
)
Other
(424
)
 
(449
)
Interest and other income (loss), net
$
(5,998
)
 
$
(8,233
)