Investments (Tables)

6 Months Ended

Jun. 30, 2020

Investments [Abstract]

Schedule of available-for-sale investments

Available-for-sale investments at June 30, 2020 were as follows:

(In thousands)	Adjusted Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Cash equivalents:
Money market funds	$	36,403	$	—	$	—	$	36,403
Time deposits	58,407		—		—		58,407
Total cash equivalents	94,810		—		—		94,810
Short-term investments:
Time deposits	21,445		—		—		21,445
Commercial paper	10,000		12		(7)		10,005
Government and corporate bonds	98,598		560		(7)		99,151
Total short-term investments	130,043		572		(14)		130,601
Long-term investments:
Government and corporate bonds	62,473		385		(10)		62,848
Total available-for-sale investments	$	287,326	$	957	$	(24)	$	288,259

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

(In thousands)	Adjusted Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Cash equivalents:
Money market funds	$	185,666	$	—	$	—	$	185,666
Time deposits	64,286		—		—		64,286
Total cash equivalents	249,952		—		—		249,952
Short-term investments:
Time deposits	2,506		—		—		2,506
Government and corporate bonds	83,272		52		(11)		83,313
Total short-term investments	85,778		52		(11)		85,819
Long-term investments:
Government and corporate bonds	96,186		91		(67)		96,210
Total available-for-sale investments	$	431,916	$	143	$	(78)	$	431,981