Income Taxes - Schedule of Components of Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2020
Current provisions for income taxes:
State	$ 48	$ 9	$ 15
Foreign	1,125	401	520
Total current tax expense	1,173	410	535
Deferred tax expense:
Foreign	(187)	(148)
Total deferred tax expense	(187)	(148)
Provision for income taxes	$ 986	$ 262	$ 535