Schedule of Reported Available for Sale Marketable Securities (Detail) - USD ($) $ in Thousands	Apr. 03, 2022	Dec. 31, 2021
Schedule of Available-for-sale Securities
Available-for-sale marketable securities, Cost	$ 368,154	$ 334,077
Available-for-sale marketable securities, Unrealized Gain	1,596	5,477
Available-for-sale marketable securities, Unrealized (Loss)	(3,637)	(718)
Available-for-sale marketable securities, Fair Market Value	366,113	338,836
Available-for-sale marketable securities, Fair Market Value of Investments with Unrealized Losses	257,991	91,937
Marketable securities
Schedule of Available-for-sale Securities
Available-for-sale marketable securities, Cost	282,563	244,213
Available-for-sale marketable securities, Unrealized Gain	11	64
Available-for-sale marketable securities, Unrealized (Loss)	(558)	(46)
Available-for-sale marketable securities, Fair Market Value	282,016	244,231
Available-for-sale marketable securities, Fair Market Value of Investments with Unrealized Losses	202,243	54,798
Long-term marketable securities
Schedule of Available-for-sale Securities
Available-for-sale marketable securities, Cost	85,591	89,864
Available-for-sale marketable securities, Unrealized Gain	1,585	5,413
Available-for-sale marketable securities, Unrealized (Loss)	(3,079)	(672)
Available-for-sale marketable securities, Fair Market Value	84,097	94,605
Available-for-sale marketable securities, Fair Market Value of Investments with Unrealized Losses	$ 55,748	$ 37,139

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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