Condensed Consolidated Statement of Comprehensive Income (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Top Element - 00002 - Statement - Condensed Consolidated Statement of Comprehensive Income [Abstract]
Net income from continuing operations	$ 1,790	$ 1,645	$ 3,096	$ 2,997
Net income from discontinued operations	0	8	0	4
Net income	1,790	1,653	3,096	3,001
Foreign currency translation adjustments
Foreign currency translation adjustments arising during period	424	(289)	315	(884)
Reclassification adjustments for loss on sale of an investment in a foreign entity recognized in Other income, net	0	36	3	32
Total Foreign currency translation adjustments	424	(253)	318	(852)
Pension and post-retirement benefit plans
Pension and post-retirement benefit plans adjustments during the period	(18)	26	1	57
Amortization of actuarial loss, prior service cost and transition obligation	104	227	208	454
Total pension and post-retirement benefit plans, before tax	86	253	209	511
Tax expense	(29)	(91)	(69)	(183)
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax	57	162	140	328
Unrealized (loss) gain on available-for-sale securities
Unrealized holding (loss) gain arising during period	(44)	6	(12)	133
Reclassification adjustments for gain included in Other income, net	(6)	(27)	(30)	(54)
Total unrealized (loss) gain on available for-sale securities, before tax	(50)	(21)	(42)	79
Tax benefit (expense)	21	8	18	(30)
Total unrealized (loss) gain on available for-sale securities, net of tax	(29)	(13)	(24)	49
Change in unrealized cash flow hedging
Unrealized cash flow hedging gain (loss) arising during the period	102	(64)	22	(159)
Loss reclassified into Product Sales	(13)	(15)	(31)	(23)
Gain reclassified into Other income, net	0	0	0	(2)
Total unrealized gain (loss) on cash-flow hedging, before tax	115	(49)	53	(138)
Tax (expense) benefit	(29)	15	(17)	35
Total unrealized gain (loss) on cash-flow hedging, net of tax	86	(34)	36	(103)
Other comprehensive income (loss), net of tax	538	(138)	470	(578)
Comprehensive income	2,328	1,515	3,566	2,423
Comprehensive income attributable to noncontrolling interest	(110)	(88)	(196)	(149)
Comprehensive income attributable to common shareowners	$ 2,218	$ 1,427	$ 3,370	$ 2,274