Balance Sheet Components - (Tables)

9 Months Ended

Oct. 31, 2021

Balance Sheet Components Disclosure [Abstract]

Inventory

Inventory consists of the following (in thousands):

	At the End of
	Fiscal 2021		Third Quarter of Fiscal 2022
Raw materials	$	4,991	$	10,609
Finished goods	41,742		33,427
Inventory	$	46,733	$	44,036

Property and Equipment, Net

Property and equipment, net consists of the following (in thousands):

 

	At the End of
	Fiscal 2021		Third Quarter of Fiscal 2022
Test equipment	$	238,069	$	265,005
Computer equipment and software	184,518		210,503
Furniture and fixtures	8,484		8,534
Leasehold improvements	44,444		46,536
Total property and equipment	475,515		530,578
Less: accumulated depreciation and amortization	(312,474)		(337,437)
Property and equipment, net	$	163,041	$	193,141

Intangible Assets, Net

Intangible assets, net consist of the following (in thousands):

 

	At the End of
	Fiscal 2021						Third Quarter of Fiscal 2022
	Gross Carrying Value		Accumulated Amortization		Net Carrying Amount		Gross Carrying Value		Accumulated Amortization		Net Carrying Amount
Technology patents	$	19,125	$	(11,722)	$	7,403	$	19,125	$	(13,232)	$	5,893
Developed technology	77,373		(17,499)		59,874		80,166		(26,841)		53,325
Customer relationships	6,459		(308)		6,151		6,459		(1,000)		5,459
Trade name	3,623		(403)		3,220		3,623		(1,308)		2,315
Intangible assets, net	$	106,580	$	(29,932)	$	76,648	$	109,373	$	(42,381)	$	66,992

Expected Amortization Expenses for Intangible Assets

At the end of the third quarter of fiscal 2022, future expected amortization expense for intangible assets is as follows (in thousands):

Fiscal Years Ending	Estimated Future Amortization Expense
Remainder of 2022	$	4,061
2023	16,244
2024	15,841
2025	15,036
2026	12,483
Thereafter	3,327
Total	$	66,992

Accrued Expenses and Other Liabilities

Accrued expenses and other liabilities consist of the following (in thousands):

	At the End of
	Fiscal 2021		Third Quarter of Fiscal 2022
Taxes payable	$	4,097	$	2,339
Accrued marketing	15,638		10,072
Accrued travel and entertainment expenses	866		1,609
Acquisition consideration	9,600		3,465
Contract liabilities from contracts with customers	—		18,802
Other accrued liabilities	31,553		37,597
Total accrued expenses and other liabilities	$	61,754	$	73,884