Segment Information (Tables)

9 Months Ended

Oct. 31, 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):

	Three Months Ended   October 31,				Nine Months Ended   October 31,
	2015		2016		2015		2016
United States	$	105,615	$	152,134	$	229,892	$	385,464
Rest of the world	25,749		44,822		60,210		114,653
Total revenue	$	131,364	$	196,956	$	290,102	$	500,117

Schedule of Long-Lived Assets by Geographic Area

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

	As of January 31, 2016		As of October 31, 2016
United States	$	50,501	$	78,952
Rest of the world	2,128		3,136
Total long-lived assets	$	52,629	$	82,088