Inventories (Tables)

3 Months Ended

Mar. 31, 2016

Inventory Disclosure [Abstract]

Schedule of inventories

Inventories are comprised of the following (in millions).

	March 31, 2016		December 31, 2015
Raw materials	$	2,851	$	1,852
Work in process and other		2,519		778
Finished manufactured goods		4,461		3,369
Goods acquired for resale		6,006		5,917
	$	15,837	$	11,916