Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Oct. 02, 2021	Sep. 26, 2020	Oct. 02, 2021	Sep. 26, 2020
Earnings Per Share [Abstract]
Net income	$ 1,902	$ 1,933	$ 6,067	$ 3,877
Basic Weighted Average Shares	394	396	394	396
Effect of Stock Options and Restricted Units	3	3	3	3
Diluted Weighted Average Shares	397	399	397	399
Basic Earnings Per Share (in dollars per share)	$ 4.83	$ 4.88	$ 15.41	$ 9.79
Diluted Earnings Per Share (in dollars per share)	$ 4.79	$ 4.84	$ 15.29	$ 9.71
Antidilutive Stock Options Excluded from Diluted Weighted Average Shares	0	0	1	1