Investments (Tables)

9 Months Ended

Sep. 28, 2019

Investments [Abstract]

Schedule of available-for-sale investments

Available-for-sale investments at September 28, 2019 were as follows:

(In thousands)	Adjusted Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Cash equivalents:
Money market funds	$	140,504	$	—	$	—		$	140,504
Time deposits	59,585		—		—			59,585
Commercial paper	27,400		—		—			27,400
Total cash equivalents	227,489		—		—			227,489
Short-term investments:
Time deposits	5,690		—		—			5,690
Commercial paper	17,750		13		(10		)	17,753
Government and corporate bonds	104,077		53		(29		)	104,101
Total short-term investments	127,517		66		(39		)	127,544
Long-term investments:
Government and corporate bonds	81,431		78		(54		)	81,455
Total available-for-sale investments	$	436,437	$	144	$	(93	)	$	436,488

Available-for-sale investments at December 29, 2018 were as follows:

(In thousands)	Adjusted Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Cash equivalents:
Money market funds	$	76,471	$	—	$	—		$	76,471
Time deposits	71,461		—		—			71,461
Commercial Paper	10,000		—		—			10,000
Total cash equivalents	157,932		—		—			157,932
Short-term investments:
Time deposits	31,947		—		—			31,947
Commercial paper	75,445		—		(91		)	75,354
Government and corporate bonds	294,941		1		(958		)	293,984
Total short-term investments	402,333		1		(1,049		)	401,285
Long-term investments:
Government and corporate bonds	18,247		—		(55		)	18,192
Total available-for-sale investments	$	578,512	$	1	$	(1,104	)	$	577,409