Income Taxes - Summary of Loss before Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2020
Results Of Operations Income Before Income Taxes [Abstract]
U.S. operations	$ (5,842)	$ 8	$ 845
Non-U.S. operations	(22,799)	(57,311)	(42,473)
Loss before income taxes	$ (28,641)	$ (57,303)	$ (41,628)