Goodwill and Acquired Intangible Assets, Net (Tables)

12 Months Ended

Jan. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of goodwill

The following table summarizes the changes in the carrying amount of goodwill during the periods presented (in thousands):

	January 31, 2019		January 31, 2018
Balance, beginning of the year	$	1,700	$	1,700
Increase in goodwill related to business combinations	40,178		—
Balance, end of the year	$	41,878	$	1,700

Gross carrying amount and accumulated amortization of intangible assets

The gross carrying amount and accumulated amortization of the Company’s intangible assets are as follows (in thousands):

	January 31, 2019
	Gross Carrying Value		Accumulated Amortization			Net Book Value
Developed technology	$	7,400	$	(4,358	)	$	3,042
Domain name	155		(128		)	27
Customer relationships	13,500		(675		)	12,825
Total	$	21,055	$	(5,161	)	$	15,894

	January 31, 2018
	Gross Carrying Value		Accumulated Amortization			Net Book Value
Developed technology	$	4,300	$	(2,723	)	$	1,577
Domain name	155		(105		)	50
Total	$	4,455	$	(2,828	)	$	1,627

Future amortization expense related to intangible assets

As of January 31, 2019, future amortization expense related to the intangible assets is as follows (in thousands):

Years Ending January 31,
2020	$	5,765
2021	2,704
2022	2,700
2023	2,700
2024	2,025
Total	$	15,894