Balance Sheet Components (Tables)

3 Months Ended

Mar. 29, 2020

Balance Sheet Related Disclosures [Abstract]

Schedule of Available-for-Sale Short-Term Investments

Available-for-sale short-term investments

	As of
	March 29, 2020										December 31, 2019
	Cost		Unrealized Gains		Unrealized Losses		Allowance for Credit Losses		Estimated Fair Value		Cost		Unrealized Gains		Unrealized Losses		Estimated Fair Value
	(In thousands)
Certificates of deposits	$	130	$	—	$	—	$	—	$	130	$	149	$	—	$	—	$	149
Convertible debt		1,326		—		—		—		1,326		1,326		—		—		1,326
Total	$	1,456	$	—	$	—	$	—	$	1,456	$	1,475	$	—	$	—	$	1,475

Schedule of Inventories

Inventories

	As of
	March 29, 2020		December 31, 2019
	(In thousands)
Raw materials	$	23,416	$	28,871
Finished goods		157,186		206,618
Total	$	180,602	$	235,489

Schedule of Property and Equipment, Net

Property and equipment, net  

	As of
	March 29, 2020			December 31, 2019
	(In thousands)
Computer equipment	$	10,292		$	9,883
Furniture, fixtures and leasehold improvements		18,539			18,623
Software		27,877			27,865
Machinery and equipment		60,936			59,637
Total property and equipment, gross		117,644			116,008
Accumulated depreciation and amortization		(101,262	)		(98,325	)
Total	$	16,382		$	17,683

Schedule of Intangibles, Net

Intangibles, net

	As of March 29, 2020							As of December 31, 2019
	Gross		Accumulated Amortization			Net		Gross		Accumulated Amortization			Net
	(In thousands)
Technology	$	59,799	$	(57,513	)	$	2,286	$	59,799	$	(57,406	)	$	2,393
Customer contracts and relationships		56,800		(51,638	)		5,162		56,800		(50,297	)		6,503
Other		10,345		(9,283	)		1,062		10,345		(9,137	)		1,208
Total	$	126,944	$	(118,434	)	$	8,510	$	126,944	$	(116,840	)	$	10,104

Schedule of Estimated Amortization Expense Related to Intangibles

As of March 29, 2020, estimated amortization expense related to finite-lived intangibles for the remaining years is as follows (in thousands):

2020 (remaining nine months)	$	4,611
2021		2,044
2022		527
2023		514
2024		514
Thereafter		300
Total estimated amortization expense	$	8,510

Schedule of Other Non-Current Assets

Other non-current assets

	As of
	March 29, 2020		December 31, 2019
	(In thousands)
Non-current deferred income taxes	$	57,836	$	58,930
Long-term investments		3,867		8,147
Other		6,839		7,202
Total	$	68,542	$	74,279

Schedule of Changes in Carrying Value of Long-term Investments

Long-term investments

The Company’s long-term investments are primarily comprised of equity investments without readily determinable fair values. The changes in the carrying value of these investments during the three months ended March 29, 2020 is as follows (in thousands):

Carrying value, as of December 31, 2019	$	8,147
Additions		250
Impairment		(4,530	)
Carrying value, as of March 29, 2020	$	3,867

Schedule of Other Accrued Liabilities

Other accrued liabilities

	As of
	March 29, 2020		December 31, 2019
	(In thousands)
Current operating lease liabilities	$	8,697	$	9,357
Sales and marketing		70,338		85,605
Warranty obligations		9,923		10,556
Sales returns(1)		49,389		52,612
Freight and duty		6,099		5,633
Other		28,462		25,784
Total	$	172,908	$	189,547

⁽¹⁾ Inventory expected to be received from future sales returns amounted to $25.0 million and $26.8 million as of March 29, 2020 and December 31, 2019, respectively. Provisions to write down expected returned inventory to net realizable value amounted to $14.1 million and $14.9 million as of March 29, 2020 and December 31, 2019, respectively.