Other Financial Data - Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 30, 2024	Apr. 01, 2023
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance at beginning of period	$ 739
Total other comprehensive income (loss), net of tax	(13)	$ 48
Balance at end of period	537
Accumulated Other Comprehensive Income (Loss)
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance at beginning of period	(2,540)	(2,535)
Total other comprehensive income (loss), net of tax	(13)	48
Balance at end of period	(2,553)	(2,487)
Foreign Currency Translation Adjustments
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance at beginning of period	(482)	(539)
Other comprehensive income (loss) before reclassification adjustment	(27)	27
Tax benefit	3	9
Total other comprehensive income (loss), net of tax	(24)	36
Balance at end of period	(506)	(503)
Defined Benefit Plans
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance at beginning of period	(2,046)	(1,996)
Tax expense	(2)	(4)
Reclassification adjustments into Net earnings, net of tax	7	12
Total other comprehensive income (loss), net of tax	7	12
Balance at end of period	(2,039)	(1,984)
Reclassification adjustment - Actuarial net losses into Other income
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Reclassification adjustment before tax	9	15
Reclassification adjustment - Prior service benefits into Other income
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Reclassification adjustment before tax	0	1
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance at beginning of period	(12)	0
Other comprehensive income (loss) before reclassification adjustment	4	0
Total other comprehensive income (loss), net of tax	4	0
Balance at end of period	$ (8)	$ 0