Business Segment and Geographic Data Information (Consolidated Operations by Geographic Area) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2010	Sep. 30, 2010	Jun. 30, 2010	Mar. 31, 2010	Dec. 31, 2011		Dec. 31, 2010		Dec. 31, 2009
Net Sales	$ 5,176	$ 5,382	$ 5,259	$ 5,029	$ 5,075	$ 4,979	$ 4,857	$ 4,835	$ 20,846		$ 19,746		$ 19,115
Operating Profit	611	662	625	544	699	698	711	665	2,442	[1],[2]	2,773	[1],[2]	2,825	[1],[2]
Net Property	8,049				8,356				8,049		8,356		8,033
United States [Member]
Net Sales									10,463		10,480		10,146
Operating Profit									1,754	[2]	1,901	[2]	2,059	[2]
Net Property	4,124				4,290				4,124		4,290		4,174
Canada [Member]
Net Sales									726		684		596
Operating Profit									161	[2]	125	[2]	113	[2]
Net Property	28				30				28		30		32
Intergeographic net sales									89		95		82
Inter Geographic items North America [Member]
Net Sales									(443)	[3]	(445)	[3]	(322)	[3]
Operating Profit
Net Property
Total North America [Member]
Net Sales									10,746		10,719		10,420
Operating Profit									1,915	[2]	2,026	[2]	2,172	[2]
Net Property	4,152				4,320				4,152		4,320		4,206
Europe [Member]
Net Sales									3,401		3,179		3,220
Operating Profit									170	[2]	222	[2]	171	[2]
Net Property	1,439				1,552				1,439		1,552		1,582
Asia, Latin America and Other [Member]
Net Sales									7,467		6,561		6,124
Operating Profit									922	[2]	818	[2]	840	[2]
Net Property	2,458				2,484				2,458		2,484		2,245
Inter Geographic Items [Member]
Net Sales									(768)		(713)		(649)
Operating Profit
Net Property
Corporate and Other [Member]
Net Sales
Operating Profit									(565)	[2]	(293)	[2]	(358)	[2]
Net Property

[1] Segment operating profit excludes other (income) and expense, net and income and expenses not associated with the business segment

[2] Geographic operating profit excludes Other (income) and expense, net and income and expenses not associated with geographic areas.

[3] Intergeographic net sales include $89 million, $95 million and $82 million by operations in Canada to the U.S. in 2011, 2010 and 2009, respectively.