Provision for Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 28, 2019	Dec. 29, 2018	Dec. 30, 2017
Current
Federal	$ 504,047	$ 413,735	$ 771,355
State	61,540	62,821	64,113
Current income tax expense	565,587	476,556	835,468
Deferred
Federal	171,422	59,377	(113,620)
State	43,582	3,868	13,764
Deferred income taxes	215,004	63,245	(99,856)
Federal	675,469	473,112	657,735
State	105,122	66,689	77,877
Income tax expense	$ 780,591	$ 539,801	$ 735,612