Cash and cash equivalents (Tables)

12 Months Ended

Dec. 30, 2022

Cash and Cash Equivalents [Abstract]

Cash and cash equivalents

Cash and cash equivalents consisted of the following as of December 30, 2022:

							Estimated
(In thousands)	Amortized Cost		Unrealized Gains		Unrealized Losses		Fair Value
Classified as current assets:
Cash	$	109,299	$	—	$	—	$	109,299
Cash equivalents:
Money market securities		52,159		—		—		52,159
Total cash equivalents		52,159		—		—		52,159
Total cash and cash equivalents		161,458		—		—		161,458

Cash and cash equivalents consisted of the following as of December 31, 2021:

							Estimated
(In thousands)	Amortized Cost		Unrealized Gains		Unrealized Losses		Fair Value
Classified as current assets:
Cash	$	196,106	$	—	$	—	$	196,106
Cash equivalents:
Money market securities		101,581		—		—		101,581
Total cash equivalents		101,581		—		—		101,581
Total cash and cash equivalents		297,687		—		—		297,687