Income Taxes - Schedule of Provision For Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2019		Jan. 31, 2018		Jan. 31, 2017
Current:
Federal			$ (430)		$ 26
State	$ 162		75		122
Foreign	1,885		1,426		770
Total	2,047		1,071		918
Deferred:
Federal			(134)		96
State	18		18
Foreign	(667)		(240)		(100)
Total	(649)		(356)		(4)
Provision for income taxes	$ 1,398	[1]	$ 715	[2]	$ 914	[2]

[1] As reported under ASC Topic 606

[2] As reported under ASC Topic 605