Summary of Major Components of Merger and Restructuring Expenses, Net (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 25, 2021	Dec. 26, 2020
Merger and transaction related expenses
Transaction and integration	$ (7)		$ 4
Facility closure, contract termination and other expenses, net			1
Total Merger and transaction related expenses	(7)		5
Restructuring expenses
Severance	(13)	$ (2)	41
Professional fees		1	21
Facility closure, contract termination, and other expenses, net	5	15	35
Total Restructuring expenses, net	(8)	14	97
Other operating expenses
Professional fees	54	37
Total Other operating expenses	54	37
Total Merger, restructuring and other operating expenses, net	$ 39	$ 51	$ 102