Balance Sheet Components - Property and Equipment, Net (Details) - USD ($) $ in Thousands	Feb. 02, 2025	Feb. 04, 2024
Property Plant And Equipment [Line Items]
Total property and equipment	$ 1,032,430	$ 832,852
Less: accumulated depreciation and amortization	(570,699)	(480,248)
Property and equipment, net	461,731	352,604
Test and infrastructure equipment
Property Plant And Equipment [Line Items]
Total property and equipment	457,033	371,269
Computer equipment and software
Property Plant And Equipment [Line Items]
Total property and equipment	393,623	319,636
Furniture and fixtures
Property Plant And Equipment [Line Items]
Total property and equipment	13,948	12,547
Leasehold improvements
Property Plant And Equipment [Line Items]
Total property and equipment	102,002	92,926
Capitalized software development costs
Property Plant And Equipment [Line Items]
Total property and equipment	$ 65,824	$ 36,474