Inventories (Tables)

3 Months Ended

Mar. 31, 2015

Inventory Disclosure [Abstract]

Schedule of Inventories

Inventories are summarized as follows (in millions):

	March 31, 2015		December 31, 2014
Raw materials	$	1,219	$	909
Work in process	580		500
Finished goods	441		466
Total	$	2,240	$	1,875
Recognized as:
Inventories	$	1,908	$	1,386
Other long-term assets	332		489
Total	$	2,240	$	1,875