Balance Sheet Components (Tables)

3 Months Ended

Apr. 03, 2016

Balance Sheet Related Disclosures [Abstract]

Schedule Of Available-For-Sale Short-Term

Available-for-sale short-term investments (in thousands)

	As of
	April 3, 2016									December 31, 2015
	Cost		Unrealized Gain		Unrealized Loss			Estimated Fair Value		Cost		Unrealized Gain		Unrealized Loss			Estimated Fair Value
U.S. treasuries	$	105,033	$	39	$	(2	)	$	105,070	$	95,057	$	1	$	(65	)	$	94,993
Certificates of deposit	155		—		—			155		147		—		—			147
Total	$	105,188	$	39	$	(2	)	$	105,225	$	95,204	$	1	$	(65	)	$	95,140

Schedule Of Accounts Receivable And Related Allowances

Accounts receivable, net (in thousands)

	As of
	April 3, 2016			December 31, 2015
Gross accounts receivable	$	237,022		$	309,926
Allowance for doubtful accounts	(1,255		)	(1,255		)
Allowance for sales returns	(15,578		)	(15,904		)
Allowance for price protection	(1,768		)	(2,125		)
Total allowances	(18,601		)	(19,284		)
Total accounts receivable, net	$	218,421		$	290,642

Schedule Of Inventories

Inventories(in thousands)

	As of
	April 3, 2016		December 31, 2015
Raw materials	$	6,155	$	4,292
Work in process	1		2
Finished goods	209,151		208,824
Total inventories	$	215,307	$	213,118

Schedule Of Property And Equipment, Net

Property and equipment, net (in thousands)

	As of
	April 3, 2016			December 31, 2015
Computer equipment	$	11,502		$	11,161
Furniture, fixtures and leasehold improvements	18,427			18,317
Software	30,957			30,396
Machinery and equipment	67,560			66,662
Total property and equipment, gross	128,446			126,536
Accumulated depreciation and amortization	(107,759		)	(104,152		)
Total property and equipment, net	$	20,687		$	22,384

Schedule Of Purchased Intangibles, Net

Intangibles, net (in thousands)

	Gross		Accumulated Amortization			Net
April 3, 2016
Technology	$	61,099	$	(50,694	)	$	10,405
Customer contracts and relationships	56,500		(25,061		)	31,439
Other	10,545		(7,686		)	2,859
Total intangibles, net	$	128,144	$	(83,441	)	$	44,703

	Gross		Accumulated Amortization			Net
December 31, 2015
Technology	$	61,099	$	(48,485	)	$	12,614
Customer contracts and relationships	56,500		(23,290		)	33,210
Other	10,545		(7,422		)	3,123
Total intangibles, net	$	128,144	$	(79,197	)	$	48,947

Schedule Of Estimated Amortization Expense Related To Intangibles

Estimated amortization expense related to intangibles for each of the next five years and thereafter is as follows (in thousands):

Year Ending December 31	Amount
2016 (remaining nine months)	$	12,677
2017	11,386
2018	7,871
2019	6,028
2020	5,316
Thereafter	1,425
Total estimated amortization expense	$	44,703

Schedule of Other Assets, Noncurrent

Other non-current assets (in thousands)

	As of
	April 3, 2016		December 31, 2015
Non-current deferred income taxes	$	67,955	$	68,445
Cost method investment	105		105
Other	7,617		7,824
Total other non-current assets	$	75,677	$	76,374

Schedule Of Other Accrued Liabilities

Other accrued liabilities (in thousands)

	As of
	April 3, 2016		December 31, 2015
Sales and marketing programs	$	62,802	$	69,693
Warranty obligation	49,908		56,706
Freight	6,882		5,748
Other	28,426		34,135
Total other accrued liabilities	$	148,018	$	166,282