CONSOLIDATED INCOME STATEMENTS (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Revenues:
Product sales	$ 14,051	$ 13,690	$ 13,061
Services	10,389	9,532	8,653
Total consolidated revenues	24,440	23,222	21,714
Costs and expenses:
Cost of product sales	5,738	5,650	5,259
Cost of services	3,453	3,099	2,817
Research and development	2,991	2,761	2,560
Selling, general and administrative	7,982	7,338	7,004
Restructuring and acquisition-related charges	239	224	110
Operating income (loss)	4,037	4,150	3,964
Non-operating income (expense):
Investment income	123	128	115
Interest expense	(147)	(156)	(79)
Other expense, net	(251)	(257)	(196)
Total non-operating income (expense)	(275)	(285)	(160)
Income before provision for income taxes	3,762	3,865	3,804
Income tax provision	868	772	918
Net income	2,894	3,093	2,886
Less: Net income attributable to the non-controlling interest in VMware, Inc.	(180)	(204)	(153)
Net income attributable to EMC Corporation	$ 2,714	$ 2,889	$ 2,733
Net income per weighted average share, basic attributable to EMC Corporation common shareholders	$ 1.34	$ 1.39	$ 1.31
Net income per weighted average share, diluted attributable to EMC Corporation common shareholders	$ 1.32	$ 1.33	$ 1.23
Weighted average shares, basic	2,028	2,074	2,093
Weighted average shares, diluted	2,059	2,160	2,206
Cash dividends declared per common share	$ 0.45	$ 0.30	$ 0