Segment Information (Tables)

6 Months Ended

Jul. 31, 2017

Segment Reporting [Abstract]

Schedule of Revenue by Geographic Area

The following table sets forth revenue by geographic area by customer location (in thousands):

	Three Months Ended July 31,				Six Months Ended July 31,
	2016		2017		2016		2017
United States	$	18,868	$	25,934	$	33,453	$	48,597
EMEA		4,332		5,406		8,097		9,138
Rest of the World		4,356		3,526		8,882		7,486
Total revenue	$	27,556	$	34,866	$	50,432	$	65,221