Income Taxes - Components of Loss Before Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2020
Income Tax Disclosure [Abstract]
United States	$ 1,340	$ (120)	$ (17,051)
Foreign	(3,091)	(2,236)	(1,880)
Loss before income taxes	$ (1,751)	$ (2,356)	$ (18,931)