Segment Information (Tables)

3 Months Ended

Apr. 30, 2018

Segment Reporting [Abstract]

Schedule of Revenue by Geographic Area

The following table depicts the disaggregation of revenue by geographic area based on the billing address of our customers and is consistent with how we evaluate our financial performance (in thousands):

	Three Months Ended   April 30,
	2017		2018
	(As Adjusted*)
United States	$	146,505	$	184,918
Rest of the world	36,140		71,027
Total revenue	$	182,645	$	255,945

* Prior period information has been adjusted to reflect the adoption impact of ASC 606, which we adopted on February 1, 2018.

Schedule of Long-Lived Assets by Geographic Area

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

	As of January 31, 2018		As of April 30, 2018
United States	$	85,430	$	90,203
Rest of the world	3,712		4,077
Total long-lived assets	$	89,142	$	94,280