Balance Sheet Components - Property and Equipment, Net (Details) - USD ($) $ in Thousands	Nov. 03, 2024	Feb. 04, 2024
Property Plant And Equipment [Line Items]
Total property and equipment	$ 985,529	$ 832,852
Less: accumulated depreciation and amortization	(554,176)	(480,248)
Property and equipment, net	431,353	352,604
Test and infrastructure equipment
Property Plant And Equipment [Line Items]
Total property and equipment	436,765	371,269
Computer equipment and software
Property Plant And Equipment [Line Items]
Total property and equipment	375,874	319,636
Furniture and fixtures
Property Plant And Equipment [Line Items]
Total property and equipment	13,826	12,547
Leasehold improvements
Property Plant And Equipment [Line Items]
Total property and equipment	100,358	92,926
Capitalized software development costs
Property Plant And Equipment [Line Items]
Total property and equipment	$ 58,706	$ 36,474