Changes in Accumulated Other Comprehensive Loss (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 28, 2020	Mar. 30, 2019
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	$ 3,709	$ 3,229
Balance at end of period	3,582	3,310
Retirement benefit obligations
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	(52)	(97)
Total before income tax	0	1
Income tax benefit	0	0
Current period comprehensive (loss) income, net of tax	0	1
Balance at end of period	(52)	(96)
Amortization of net loss
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax	0	(1)
Interest rate swap
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	(2)	13
Change in fair value of interest rate swaps	(8)	(5)
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax	0	2
Total before income tax	(8)	(7)
Income tax benefit	(2)	(1)
Current period comprehensive (loss) income, net of tax	(6)	(6)
Balance at end of period	(8)	7
Accumulated Other Comprehensive Loss
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	(54)	(84)
Balance at end of period	$ (60)	$ (89)