Components of Net Periodic Pension (Benefit) Cost (Detail) - United Kingdom - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 25, 2021	Dec. 26, 2020
Defined Benefit Plan Disclosure [Line Items]
Interest cost	$ 4	$ 4	$ 5
Expected return on plan assets	(6)	(6)	$ (5)
Settlement gain		(1)
Net periodic benefit	$ (2)	$ (3)