Reconciliation of Provision for Income Taxes at Federal Statutory Tax Rate to Earnings Before Income Taxes (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 30, 2023	Dec. 31, 2022	Dec. 25, 2021
Income Tax Disclosure [Abstract]
Federal tax at statutory income tax rate	$ 1,143	$ 753	$ 1,168
State income taxes (net of federal tax benefit)	106	26	102
ESOP dividend	(62)	(58)	(51)
Renewable energy investment tax credits	(58)	(16)	(36)
Other, net	(36)	(37)	(35)
Income tax expense	$ 1,093	$ 668	$ 1,148