Operating Leases - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 31, 2022	Jul. 31, 2021	Jul. 31, 2022	Jul. 31, 2021
Leases [Abstract]
Operating lease, description			The Company leases its headquarters located in Sunnyvale, California, as well as office and data center space in various locations under non-cancelable operating lease agreements.
Lease costs	$ 1.2	$ 1.2	$ 2.4	$ 2.4
Lease term	10 years		10 years
Total rental payments			$ 6.9