CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended
	Apr. 03, 2022	Apr. 04, 2021
Net income	$ 161,928	$ 205,512
Other comprehensive income, net of tax:
Foreign currency translation adjustment, net of tax of $0 and $0, respectively	(8,076)	(21,123)
Available-for-sale marketable securities:
Unrealized losses on marketable securities arising during period, net of tax of $(1,333) and $(908), respectively	(5,388)	(3,270)
Less: Reclassification adjustment for gains included in net income, net of tax of $(18) and $(123), respectively	(65)	(444)
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax, Total	(5,453)	(3,714)
Defined benefit post-retirement plan:
Amortization of prior service credit, net of tax of $0 and $0, respectively	(2)	(2)
Other comprehensive (loss) income	(13,531)	(24,839)
Comprehensive income	$ 148,397	$ 180,673