Changes in Accumulated Other Comprehensive Income (Loss) - Summary of Changes in AOCI (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 28, 2025	Jun. 29, 2024	Jun. 28, 2025	Jun. 29, 2024
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	$ 4,616	$ 4,825	$ 4,528	$ 4,749
Balance at end of period	4,626	5,011	4,626	5,011
Tax effects	45		45
Stranded tax effects	44		44
Retirement benefit obligations
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	42	(114)	42	(116)
Amortization of net loss	0	1	0	3
Balance at end of period	42	(113)	42	(113)
Interest rate swap
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	1	1	1	1
Change in fair value of interest rate caps	0	0	0	0
Balance at end of period	1	1	1	1
Accumulated Other Comprehensive Income
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	43	(113)	43	(115)
Balance at end of period	$ 43	$ (112)	$ 43	$ (112)