Segment Information (Tables)

3 Months Ended

Apr. 30, 2016

Segment Reporting [Abstract]

Schedule of Revenue by Geographic Area

The following table sets forth revenue by geographic area based on the billing address of our customers (in thousands, unaudited):

	Three Months Ended April 30,
	2015		2016
United States	$	58,674	$	111,227
Rest of the world		15,403		28,720
Total revenue	$	74,077	$	139,947

Schedule of Long-Lived Assets by Geographic Area

Long-lived assets by geographic area are summarized as follows (in thousands, unaudited):

	Asof January 31, 2016		As of April 30, 2016
United States	$	50,501	$	68,058
Rest of the world		2,128		3,197
Total long-lived assets	$	52,629	$	71,255