Employee Benefit Plan - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2020
Retirement Benefits [Abstract]
Percentage of employees contribution to defined plan	90.00%
Company’s contributions to defined plan	$ 5.2	$ 3.9	$ 2.9