Changes in Accumulated Other Comprehensive Loss (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 28, 2024	Sep. 30, 2023	Sep. 28, 2024	Sep. 30, 2023
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	$ 5,011	$ 4,604	$ 4,749	$ 3,961
Balance at end of period	4,606	4,692	4,606	4,692
Retirement benefit obligations
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	(113)	(72)	(116)	(73)
Total before income tax	1	1	4	2
Other Comprehensive Income (Loss), Tax	0	0	0	0
Current period comprehensive income, net of tax	1	1	4	2
Balance at end of period	(112)	(71)	(112)	(71)
Amortization of net loss
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Amortization of net loss	1	1	4	2
Interest rate swap
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	1	1	1	0
Change in fair value of interest rate caps	0	0	0	1
Total before income tax	0	1	0	1
Other Comprehensive Income (Loss), Tax	0	0	0	0
Current period comprehensive income, net of tax	0	1	0	1
Balance at end of period	1	1	1	1
Accumulated Other Comprehensive Loss
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	(112)	(71)	(115)	(73)
Balance at end of period	$ (111)	$ (70)	$ (111)	$ (70)