Accumulated Other Comprehensive Loss Activity, Net of Tax (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 28, 2020	Mar. 30, 2019
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	$ 2,173	$ 2,126
Other comprehensive income (loss)	(42)	11
Balance	2,135	2,106
Foreign Currency Translation Adjustments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(29)
Other comprehensive income (loss)	(41)
Balance	(70)
Change in Deferred Pension and Other
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(37)
Other comprehensive income (loss)	(1)
Balance	(38)
Accumulated Other Comprehensive Income (Loss)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(66)	(99)
Other comprehensive income (loss)	(42)	11
Balance	$ (108)	$ (88)