Changes in Pension and Other Postretirement Benefit Obligations, Plan Assets and Funded Status (Detail) - North America - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 25, 2021	Dec. 26, 2020
Pension Benefits
Defined Benefit Plan Disclosure [Line Items]
Obligation at beginning of period	$ 830	$ 924
Interest cost	21	20	$ 28
Assumption changes	(144)	(28)
Actuarial gain	(9)	(12)
Benefits paid	(71)	(74)
Obligation at end of period	627	830	924
Fair value of plan assets at beginning of period	836	894
Actual return on plan assets	(142)	14
Employer contribution	2	2
Benefits paid	(71)	(74)
Fair value of plan assets at end of period	625	836	894
Net asset (liability) recognized at end of period	(2)	6
Other Benefits
Defined Benefit Plan Disclosure [Line Items]
Obligation at beginning of period	13	14
Assumption changes	(3)
Benefits paid	(1)	(1)
Obligation at end of period	9	13	$ 14
Employer contribution	1	1
Benefits paid	(1)	(1)
Net asset (liability) recognized at end of period	$ (9)	$ (13)