Segment Information

12 Months Ended

Jan. 31, 2018

Our chief operating decision maker is a group which is comprised of our Chief Executive Officer, our Chief Financial Officer, and our President. This group reviews financial information presented on a consolidated basis for purposes of allocating resources and evaluating financial performance. We have one business activity and there are no segment managers who are held accountable for operations or operating results. Accordingly, we have a single reportable segment.

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



	Year Ended January 31,
	2016		2017		2018
United States	$	343,625	$	561,352	$	762,391
Rest of the world	96,708		166,625		260,628
Total revenue	$	440,333	$	727,977	$	1,023,019

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



	January 31,
	2017		2018
United States	$	78,692	$	85,430
Rest of the world	3,003		3,712
Total long-lived assets	$	81,695	$	89,142