Property and Equipment, Net - Schedule (Details) - USD ($) $ in Thousands	Jan. 31, 2022	Jan. 31, 2021
Property, Plant and Equipment [Line Items]
Total property and equipment	$ 74,442	$ 70,309
Less: accumulated depreciation and amortization	(11,817)	(7,945)
Property and equipment, net	62,625	62,364
Servers
Property, Plant and Equipment [Line Items]
Total property and equipment	1,044	1,262
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Total property and equipment	2,903	2,955
Computer and office equipment
Property, Plant and Equipment [Line Items]
Total property and equipment	2,446	363
Purchased software
Property, Plant and Equipment [Line Items]
Total property and equipment	985	985
Leasehold improvements
Property, Plant and Equipment [Line Items]
Total property and equipment	30,070	29,080
Website costs
Property, Plant and Equipment [Line Items]
Total property and equipment	969	0
Construction in process
Property, Plant and Equipment [Line Items]
Total property and equipment	4,562	227
Finance lease right-of-use assets
Property, Plant and Equipment [Line Items]
Total property and equipment	$ 31,463	$ 35,437