Balance Sheet Components - Schedule of Property and Equipment, Net (Details) - USD ($) $ in Thousands	Jan. 31, 2026	Jan. 31, 2025
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 1,747,003	$ 1,310,394
Less: Accumulated depreciation and amortization	(770,672)	(521,754)
Property and equipment, net	976,331	788,640
Data center and other computer equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	1,058,690	755,728
Capitalized internal-use software and website development costs
Property, Plant and Equipment [Line Items]
Property and equipment, gross	383,119	265,987
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	54,305	42,230
Purchased software
Property, Plant and Equipment [Line Items]
Property and equipment, gross	18,628	15,876
Furniture and equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	12,752	10,485
Construction in progress
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 219,509	$ 220,088

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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