Geographic Areas (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Net Sales, Operating Income and Property, Plant and Equipment - Net
Net sales	$ 7,719	$ 8,137	$ 8,134	$ 7,831	$ 7,569	$ 7,916	$ 7,752	$ 7,634	$ 31,821	$ 30,871	$ 29,904
Operating Income (Loss)									7,135	6,666	6,483
Property, Plant and Equipment - net	8,489				8,652				8,489	8,652
Geographic Area | United States
Net Sales, Operating Income and Property, Plant and Equipment - Net
Net sales									11,714	11,151	10,571
Operating Income (Loss)									2,540	2,210	1,938
Property, Plant and Equipment - net	4,619				4,478				4,619	4,478
Geographic Area | Asia Pacific
Net Sales, Operating Income and Property, Plant and Equipment - Net
Net sales									9,418	9,047	9,092
Operating Income (Loss)									2,487	2,386	2,450
Property, Plant and Equipment - net	1,798				1,943				1,798	1,943
Geographic Area | Europe, Middle East and Africa
Net Sales, Operating Income and Property, Plant and Equipment - Net
Net sales									7,198	7,085	6,730
Operating Income (Loss)									1,234	1,168	1,163
Property, Plant and Equipment - net	1,502				1,636				1,502	1,636
Geographic Area | Latin America and Canada
Net Sales, Operating Income and Property, Plant and Equipment - Net
Net sales									3,504	3,611	3,529
Operating Income (Loss)									867	908	936
Property, Plant and Equipment - net	570				595				570	595
Other Unallocated
Net Sales, Operating Income and Property, Plant and Equipment - Net
Net sales									(13)	(23)	(18)
Operating Income (Loss)									7	(6)	(4)
Property, Plant and Equipment - net	$ 0				$ 0				$ 0	$ 0