Other Financial Data - Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Millions	3 Months Ended						9 Months Ended
	Sep. 30, 2023	Jul. 01, 2023	Apr. 01, 2023	Oct. 01, 2022	Jul. 02, 2022	Apr. 02, 2022	Sep. 30, 2023	Oct. 01, 2022
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance at beginning of period			$ 131				$ 131
Total other comprehensive income (loss), net of tax	$ (58)			$ (147)			30	$ (259)
Balance at end of period	376						376
Accumulated Other Comprehensive Income (Loss)
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance at beginning of period	(2,447)	$ (2,487)	(2,535)	(2,491)	$ (2,384)	$ (2,379)	(2,535)	(2,379)
Total other comprehensive income (loss), net of tax	(58)	40	48	(147)	(107)	(5)
Balance at end of period	(2,505)	(2,447)	(2,487)	(2,638)	(2,491)	(2,384)	(2,505)	(2,638)
Foreign Currency Translation Adjustments
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance at beginning of period	(476)		(539)	(539)		(384)	(539)	(384)
Other comprehensive income (loss) before reclassification adjustment	(62)			(153)			(8)	(304)
Tax benefit (expense)	(8)			(9)			1	(13)
Total other comprehensive income (loss), net of tax	(70)			(162)			(7)	(317)
Balance at end of period	(546)	(476)		(701)	(539)		(546)	(701)
Defined Benefit Plans
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance at beginning of period	(1,971)		$ (1,996)	(1,952)		$ (1,995)	(1,996)	(1,995)
Other comprehensive income (loss) before reclassification adjustment	0			0			0	17
Tax benefit (expense)	0			0			0	(3)
Other comprehensive income before reclassification adjustment, net of tax	0			0			0	14
Tax expense	(4)			(4)			(11)	(13)
Reclassification adjustments into Net earnings, net of tax	12			15			37	44
Total other comprehensive income (loss), net of tax	12			15			37	58
Balance at end of period	(1,959)	$ (1,971)		(1,937)	$ (1,952)		(1,959)	(1,937)
Reclassification adjustment - Actuarial net losses into Other income
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Reclassification adjustment before tax	15			20			45	60
Reclassification adjustment - Prior service benefits into Other income
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Reclassification adjustment before tax	$ 1			$ (1)			$ 3	$ (3)