Balance Sheet Components - Property and Equipment (Details) - USD ($) $ in Thousands	Jul. 31, 2024	Jan. 31, 2024
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 623,014	$ 530,021
Less: accumulated depreciation and amortization	(275,300)	(236,317)
Property and equipment, net	347,714	293,704
Servers
Property, Plant and Equipment [Line Items]
Property and equipment, gross	410,222	340,868
Software
Property, Plant and Equipment [Line Items]
Property and equipment, gross	110,152	95,409
Computer and office equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	43,776	44,571
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	53,396	43,981
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 5,468	$ 5,192