Balance Sheet Components - Schedule of Property and Equipment (Details) - USD ($) $ in Thousands	Apr. 30, 2025	Jan. 31, 2025
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 666,957	$ 658,596
Less: accumulated depreciation and amortization	(354,746)	(328,121)
Property and equipment, net	312,211	330,475
Servers
Property, Plant and Equipment [Line Items]
Property and equipment, gross	425,988	427,664
Software
Property, Plant and Equipment [Line Items]
Property and equipment, gross	133,009	123,259
Computer and office equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	46,647	47,021
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	55,814	54,885
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 5,499	$ 5,767