Revenue and Deferred Revenue - Components of Deferred Revenue (Details) - USD ($) $ in Thousands	Apr. 30, 2023	Jan. 31, 2023
Deferred Revenue Arrangement [Line Items]
Deferred revenue	$ 16,653	$ 17,247
Less: current deferred revenue	16,630	17,216
Non-current deferred revenue	23	31
Subscription and Services
Deferred Revenue Arrangement [Line Items]
Deferred revenue	16,651	17,239
Product and Other
Deferred Revenue Arrangement [Line Items]
Deferred revenue	$ 2	$ 8