Balance Sheet Components - Components of Other Current and Non-current Assets (Details) - USD ($) $ in Thousands	Jul. 31, 2022	Jan. 31, 2022
Other Assets [Abstract]
Deferred sales commissions, current	$ 7,036	$ 6,395
Inventory prepayments	2,516	1,462
Convertible note receivable (see "GTC" below)	1,865	1,773
Prepaid expenses and other	3,551	3,968
Total other current assets	14,968	13,598
Deferred sales commissions, non-current	13,396	13,228
Other assets	1,736	647
Total other non-current assets	$ 15,132	$ 13,875