Condensed Consolidated Statements of Income (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Income Statement [Abstract]
Net revenues	$ 34,602	$ 31,248	$ 67,291	$ 61,999
Cost of revenues	28,278	25,407	55,025	50,581
Gross profit	6,324	5,841	12,266	11,418
Operating expenses	4,116	3,869	8,034	7,752
Operating profit	2,208	1,972	4,232	3,666
Interest expense, net	158	126	316	252
Income before income tax provision	2,050	1,846	3,916	3,414
Income tax provision	804	721	1,541	1,335
Income from continuing operations	1,246	1,125	2,375	2,079
Loss from discontinued operations, net of tax	0	(1)	0	(1)
Net income	$ 1,246	$ 1,124	$ 2,375	$ 2,078
Basic earnings per share:
Income (Loss) from Continuing Operations, Per Basic Share	$ 1.07	$ 0.92	$ 2.03	$ 1.69
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share	$ 0.00	$ 0.00	$ 0.00	$ 0.00
Earnings Per Share, Basic	$ 1.07	$ 0.92	$ 2.03	$ 1.69
Weighted averages shares outstanding, basic (in shares)	1,165	1,227	1,172	1,230
Diluted earnings per share:
Income (Loss) from Continuing Operations, Per Diluted Share	$ 1.06	$ 0.91	$ 2.01	$ 1.68
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share	$ 0.00	$ 0.00	$ 0.00	$ 0.00
Earnings Per Share, Diluted	$ 1.06	$ 0.91	$ 2.01	$ 1.68
Weighted averages shares outstanding, diluted (in shares)	1,174	1,236	1,182	1,238
Dividends declared per share	$ 0.275	$ 0.225	$ 0.550	$ 0.450