Balance Sheet Components - Schedule of Goodwill and Intangible Assets, Net (Details) - USD ($) $ in Thousands	Jan. 31, 2025	Jul. 31, 2024
Finite-Lived Intangible Assets [Line Items]
Total intangible assets, gross	$ 95,268	$ 95,268
Less:
Total accumulated amortization	(91,825)	(90,115)
Total intangible assets, net	3,443	5,153
Developed technology
Finite-Lived Intangible Assets [Line Items]
Total intangible assets, gross	79,838	79,838
Less:
Total accumulated amortization	(78,338)	(76,804)
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Total intangible assets, gross	11,230	11,230
Less:
Total accumulated amortization	(9,287)	(9,111)
Trade Names
Finite-Lived Intangible Assets [Line Items]
Total intangible assets, gross	4,200	4,200
Less:
Total accumulated amortization	$ (4,200)	$ (4,200)