Inventories (Tables)

6 Months Ended

Jun. 30, 2021

Inventory Disclosure [Abstract]

Schedule of inventories

Inventories are comprised of the following (in millions).

	June 30, 2021		December 31, 2020
Raw materials	$	5,016	$	4,821
Work in process and other		2,949		2,541
Finished manufactured goods		4,502		4,412
Goods acquired for resale		6,926		7,434
	$	19,393	$	19,208