Consolidated Statements Of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 28, 2019
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]
Net earnings	$ 555,596	$ 780,088	$ 529,454
Foreign currency translation adjustment and other (net of taxes (benefit) of $(4,104), $3,250 and $(1,288), respectively)	(21,180)	12,897	(3,408)
Unrealized gain (loss) on cash flow hedge (net of taxes (benefit) of $4,945, $(5,003) and $(4,137), respectively)	14,827	(15,210)	(12,578)
Unrealized holding gain (loss) on available-for-sale investments (net of taxes (benefit) of $(137), $56 and $290, respectively)	(401)	169	878
Comprehensive income	$ 548,842	$ 777,944	$ 514,346