Inventories

12 Months Ended

Dec. 31, 2019

Inventory Disclosure [Abstract]

Inventories

(9) Inventories

Inventories are comprised of the following (in millions).

	December 31,
	2019		2018
Raw materials	$	4,492	$	4,182
Work in process and other		2,700		2,625
Finished manufactured goods		4,821		4,541
Goods acquired for resale		7,839		7,721
	$	19,852	$	19,069