Balance Sheet Components - (Tables)

3 Months Ended

May 03, 2020

Balance Sheet Components Disclosure [Abstract]

Inventory

Inventory consists of the following (in thousands):

	At the End of
	Fiscal 2020		First Quarter of Fiscal 2021
Raw materials	$	2,974	$	5,687
Finished goods	35,544		33,579
Inventory	$	38,518	$	39,266

Property and Equipment, Net

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

	At the End of
	Fiscal 2020		First Quarter of Fiscal 2021
Test equipment	$	205,555	$	216,184
Computer equipment and software	141,387		150,012
Furniture and fixtures	8,324		8,800
Leasehold improvements	40,356		43,032
Total property and equipment	395,622		418,028
Less: accumulated depreciation and amortization	(272,882)		(281,820)
Property and equipment, net	$	122,740	$	136,208

Intangible Assets, Net

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

	At the End of
	Fiscal 2020						First Quarter of Fiscal 2021
	Gross Carrying Value		Accumulated Amortization		Net Carrying Amount		Gross Carrying Value		Accumulated Amortization		Net Carrying Amount
Technology patents	$	19,125	$	(8,933)	$	10,192	$	19,125	$	(9,630)	$	9,495
Developed technology	56,100		(8,035)		48,065		56,100		(10,039)		46,061
Intangible assets, net	$	75,225	$	(16,968)	$	58,257	$	75,225	$	(19,669)	$	55,556

Expected Amortization Expenses for Intangible Assets

At the end of the first quarter of fiscal 2021, future expected amortization expense for intangible assets is as follows (in thousands):

Fiscal Years Ending	Estimated  Future Amortization Expense
Remainder of 2021	$	8,103
2022	9,846
2023	9,300
2024	9,300
2025	9,300
Thereafter	9,707
Total	$	55,556

Accrued Expenses and Other Liabilities

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

	At the End of
	Fiscal 2020		First Quarter of Fiscal 2021
Taxes payable	$	9,012	$	7,459
Accrued marketing	7,679		7,767
Accrued travel and entertainment expenses	3,829		1,126
Acquisition consideration(1)	6,149		470
Other accrued liabilities	20,554		22,059
Total accrued expenses and other liabilities	$	47,223	$	38,881