Self-Insurance Reserves (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 25, 2021	Dec. 26, 2020	Dec. 28, 2019
MovementInValuationAllowancesAndReservesRollForward [Roll Forward]
Additions Charged to Income	$ 545	$ 537	$ 405
Deductions From Reserves	507	494	384
Self-Insurance Reserves, Amount	478	440	397	$ 376
Self-Insurance Reserves, Current
MovementInValuationAllowancesAndReservesRollForward [Roll Forward]
Additions Charged to Income	526	524	396
Deductions From Reserves	507	494	384
Self-Insurance Reserves, Amount	210	191	161	149
Self-Insurance Reserves, Noncurrent
MovementInValuationAllowancesAndReservesRollForward [Roll Forward]
Additions Charged to Income	19	13	9
Deductions From Reserves	0	0	0
Self-Insurance Reserves, Amount	$ 268	$ 249	$ 236	$ 227