Discontinued Operations (Details) - Discontinued operations - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended	6 Months Ended
	Jul. 26, 2021	Jul. 03, 2021	Jul. 02, 2022	Jul. 03, 2021
Transition Services Agreement
Continuing Involvement
TSA fees			$ 3,500
Infrastructure and automotive business
Discontinued Operations
Asset Purchase Agreement sale amount	$ 2,750,000
Financial results of the infrastructure and automotive business
Revenues		$ 108,064		$ 205,712
Costs of revenues		45,091		83,910
Operating expenses		25,052		47,007
Income from discontinued operations before income taxes		37,921		74,795
Provision (benefit) for income taxes		(502)		(2,293)
Income from discontinued operations		$ 38,423		$ 77,088
Income from discontinued operations per share:
Basic		$ 0.86		$ 1.73
Diluted		$ 0.84		$ 1.68
Infrastructure and automotive business | Transition Services Agreement | Minimum
Continuing Involvement
Term of continuing involvement	3 months
Infrastructure and automotive business | Transition Services Agreement | Maximum
Continuing Involvement
Term of continuing involvement	18 months