Segments of Business and Geographic Areas - Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 03, 2022	Jul. 04, 2021	Jul. 03, 2022	Jul. 04, 2021
Sales by geographic area
Sales	$ 24,020	$ 23,312	$ 47,446	$ 45,633
Percentage Change In Sales By Geographic Area	3.00%		4.00%
United States
Sales by geographic area
Sales	$ 12,197	11,919	$ 23,611	23,030
Percentage Change In Sales By Geographic Area	2.30%		2.50%
Europe
Sales by geographic area
Sales	$ 6,085	5,668	$ 12,109	11,082
Percentage Change In Sales By Geographic Area	7.30%		9.30%
Western Hemisphere, excluding U.S.
Sales by geographic area
Sales	$ 1,536	1,367	$ 3,018	2,791
Percentage Change In Sales By Geographic Area	12.40%		8.10%
Asia-Pacific, Africa
Sales by geographic area
Sales	$ 4,202	$ 4,358	$ 8,708	$ 8,730
Percentage Change In Sales By Geographic Area	(3.60%)		(0.20%)