Condensed Consolidated Statement of Comprehensive Income (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Net Sales:
Product sales	$ 11,661	$ 9,585	$ 21,916	$ 18,004
Service sales	4,345	4,222	8,489	8,219
Total net sales	16,006	13,807	30,405	26,223
Costs and Expenses:
Cost of products sold	8,712	7,123	16,560	13,446
Cost of services sold	2,840	2,811	5,457	5,418
Research and development	631	525	1,241	1,069
Selling, general and administrative	1,737	1,509	3,364	3,038
Total costs and expenses	13,920	11,968	26,622	22,971
Other income, net	421	340	730	640
Operating profit	2,507	2,179	4,513	3,892
Interest expense, net	217	168	453	297
Income from continuing operations before income taxes	2,290	2,011	4,060	3,595
Income tax expense	645	453	1,063	773
Net income from continuing operations	1,645	1,558	2,997	2,822
Less: Noncontrolling interest in subsidiaries' earnings from continuing operations	93	92	175	167
Income from continuing operations attributable to common shareowners	1,552	1,466	2,822	2,655
Discontinued operations (Note 2):
Income (loss) from operations	43	(182)	63	(1,108)
Loss on disposal	(25)	(31)	(40)	(36)
Income tax (expense) benefit	(10)	77	(19)	151
Income (loss) from discontinued operations	8	(136)	4	(993)
Less: Noncontrolling interest in subsidiaries' earnings from discontinued operations	0	2	0	4
Income (loss) from discontinued operations attributable to common shareowners	8	(138)	4	(997)
Net income attributable to common shareowners	1,560	1,328	2,826	1,658
Comprehensive income	1,515	721	2,423	1,625
Less: Comprehensive income attributable to noncontrolling interests	88	67	149	152
Comprehensive income attributable to common shareowners	$ 1,427	$ 654	$ 2,274	$ 1,473
Earnings Per Share of Common Stock - Basic:
Income from continuing operations attributable to common shareowners	$ 1.72	$ 1.64	$ 3.13	$ 2.98
Net income attributable to common shareowners	$ 1.73	$ 1.49	$ 3.14	$ 1.86
Earnings Per Share of Common Stock - Diluted:
Income from continuing operations attributable to common shareowners	$ 1.70	$ 1.62	$ 3.09	$ 2.94
Net income attributable to common shareowners	$ 1.71	$ 1.47	$ 3.09	$ 1.83