Segment Information (Tables)

9 Months Ended

Oct. 31, 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   October 31,				Nine Months Ended   October 31,
	2017		2018		2017		2018
	(As Adjusted*)				(As Adjusted*)
United States	$	192,919	$	263,488	$	505,045	$	678,166
Rest of the world	84,672		109,291		179,861		259,442
Total revenue	$	277,591	$	372,779	$	684,906	$	937,608

* 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 October 31, 2018
United States	$	85,430	$	110,850
Rest of the world	3,712		4,416
Total long-lived assets	$	89,142	$	115,266