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Interest and Other Income, Net (Tables)
 3 Months Ended
Jan. 31, 2019
Other Income and Expenses [Abstract]  
Schedule of Interest and Other Income, Net
The components of interest and other income, net, are as follows (in thousands):
 
Quarter Ended January 31,
 
2019
 
2018
Interest income
$
3,872

 
$
2,444

Gains (losses) on non-hedge designated foreign currency forward contracts
22

 
(699
)
Foreign currency exchange gains
783

 
13

Other
(424
)
 
(183
)
Interest and other income, net
$
4,253

 
$
1,575