Objectives And Strategies For Using Derivatives (Schedule Of Effect Of Derivative Financial Instruments On Consolidated Statement Of Income) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2012		Sep. 30, 2011		Sep. 30, 2012		Sep. 30, 2011
Other (Income) And Expense, Net [Member]
Undesignated Hedging Instruments	$ (30)	[1]	$ 92	[1]	$ (31)	[1]	$ (7)	[1]
Interest Rate Swap [Member] | Interest Expense [Member]
Fair Value Hedges	3		8		8		3
Hedged Debt Instruments [Member] | Interest Expense [Member]
Fair Value Hedges	(3)		(8)		(8)		(3)
Cash Flow Hedges [Member]
Amount of (Gain) or Loss Recognized In AOCI	10		24		12		83
(Gain) or Loss Reclassified from AOCI into Income	(4)		8		0		37
Cash Flow Hedges [Member] | Interest Rate Contracts [Member] | Interest Expense [Member]
Amount of (Gain) or Loss Recognized In AOCI	3		61		16		69
(Gain) or Loss Reclassified from AOCI into Income	0		0		1		(2)
Cash Flow Hedges [Member] | Foreign Exchange Contracts [Member] | Other (Income) And Expense, Net [Member]
Amount of (Gain) or Loss Recognized In AOCI	0		(8)		(3)		(3)
(Gain) or Loss Reclassified from AOCI into Income	0		(8)		(3)		(3)
Cash Flow Hedges [Member] | Foreign Exchange Contracts [Member] | Cost Of Products Sold [Member]
Amount of (Gain) or Loss Recognized In AOCI	8		(34)		(7)		11
(Gain) or Loss Reclassified from AOCI into Income	(8)		15		(12)		36
Cash Flow Hedges [Member] | Commodity Contracts [Member] | Cost Of Products Sold [Member]
Amount of (Gain) or Loss Recognized In AOCI	(1)		5		6		6
(Gain) or Loss Reclassified from AOCI into Income	4		1		14		6
Net Investment Hedges [Member] | Foreign Exchange Contracts [Member]
Amount of (Gain) or Loss Recognized In AOCI	1		(7)		(2)		(4)
(Gain) or Loss Reclassified from AOCI into Income	$ 0		$ 0		$ 0		$ 0

[1] (Gains) and losses on these instruments primarily relate to derivatives entered into with third parties to manage foreign currency exchange exposure on the remeasurement of non-functional currency denominated monetary assets and liabilities. Consequently, the effect on earnings from the use of these undesignated derivatives is substantially neutralized by the recorded transactional gains and losses on the underlying assets and liabilities.