Leases - Schedule of Lease Costs (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2022	Jul. 31, 2021	Jul. 31, 2022	Jul. 31, 2021
Leases [Abstract]
Short-term operating lease costs	$ 46	$ 86	$ 145	$ 162
Operating lease costs	878	724	1,756	1,447
Total lease costs	$ 924	$ 810	$ 1,901	$ 1,609