Balance Sheet Components (Tables)

12 Months Ended

Jul. 31, 2022

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Investments in Marketable Debt Securities, by Contractual Maturity Date

The following table summarizes the estimated fair value of our investments in marketable debt securities by their contractual maturity dates:

	As of July 31, 2022
	(in thousands)
Due within one year	$	770,454
Due in one to two years		150,975
Total	$	921,429

Schedule of Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets consists of the following:

	As of July 31,
	2021		2022
	(in thousands)
Prepaid operating expenses	$	36,455	$	48,842
VAT receivables		8,290		7,514
Other current assets		12,071		37,431
Total prepaid expenses and other current assets	$	56,816	$	93,787

Schedule of Property and Equipment, Net

Property and equipment, net consists of the following:

	Estimated	As of July 31,
	Useful Life	2021			2022
	(in months)	(in thousands)
Computer, production, engineering and other equipment	36	$	300,583		$	341,536
Demonstration units	12		68,992			61,914
Leasehold improvements	(1)		62,676			61,443
Furniture and fixtures	60		16,518			16,508
Total property and equipment, gross			448,769			481,401
Less: accumulated depreciation (2)			(317,148	)		(367,961	)
Total property and equipment, net		$	131,621		$	113,440

(1)Leasehold improvements are amortized over the shorter of the estimated useful lives of the improvements or the remaining lease term.

(2)Includes a $0.9 million write-off related to the impairment of certain leasehold improvements during the fiscal year ended July 31, 2021. For additional information on this lease-related impairment, refer to Note 6.

Schedule of Finite-Lived Intangible Assets

Intangible assets, net consists of the following:

	As of July 31,
	2021			2022
	(in thousands)
Developed technology	$	79,300		$	79,300
Customer relationships		8,860			8,860
Trade name		4,170			4,170
Total intangible assets, gross		92,330			92,330
Less:
Accumulated amortization of developed technology		(50,764	)		(64,344	)
Accumulated amortization of customer relationships		(6,513	)		(8,074	)
Accumulated amortization of trade name		(3,041	)		(4,083	)
Total accumulated amortization		(60,318	)		(76,501	)
Total intangible assets, net	$	32,012		$	15,829

Amortization expense related to our intangible assets is being recognized in our consolidated statements of operations within product cost of revenue for developed technology and sales and marketing expense for customer relationships and trade name.

The changes in the net book value of intangible assets, net are as follows:

	As of July 31,
	2021			2022
	(in thousands)
Intangible assets, net—beginning balance	$	49,392		$	32,012
Amortization of intangible assets (1)		(17,380	)		(16,183	)
Intangible assets, net—ending balance	$	32,012		$	15,829

(1)Represents amortization expense related to intangible assets recognized during the year in our consolidated statements of operations, within product cost of revenue and sales and marketing expense.

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

The estimated future amortization expense of our intangible assets is as follows:

Fiscal Year Ending July 31:	Amount
	(in thousands)
2023	$	10,856
2024		3,210
2025		1,763
Total	$	15,829

Schedule of Accrued Liabilities

Accrued Compensation and Benefits

Accrued compensation and benefits consists of the following:

	As of July 31,
	2021		2022
	(in thousands)
Accrued commissions	$	48,321	$	32,886
Accrued vacation		26,961		23,140
Payroll taxes payable		21,603		21,060
Accrued wages and taxes		1,675		20,807
Contributions to ESPP withheld		26,735		19,174
Accrued benefits		10,243		11,774
Accrued bonus		14,878		9,782
Other		11,921		11,188
Total accrued compensation and benefits	$	162,337	$	149,811

Accrued Expenses and Other Current Liabilities

Accrued expenses and other current liabilities consists of the following:

	As of July 31,
	2021		2022
	(in thousands)
Income taxes payable	$	13,309	$	13,206
Accrued professional services		3,541		5,499
Other		22,554		30,527
Total accrued expenses and other current liabilities	$	39,404	$	49,232