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Segments and Geographic Revenue (Tables)
 3 Months Ended
Apr. 30, 2018
Segment Reporting [Abstract]  
Schedule of total revenue by geographic areas
The following table sets forth the Company’s total revenue by geographic area based on the customers’ location (in thousands):
 
Three Months Ended April 30,
 
2018
 
2017
Americas
$
31,275

 
$
22,402

Europe, Middle East and Africa
14,400

 
8,929

Asia Pacific
2,547

 
1,059

Total
$
48,222

 
$
32,390