CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Increase (Decrease) in Operating Capital [Abstract]
Accounts and notes receivable	$ 910	$ 654
Inventories	(139)	(46)
Other assets	(13)	53
Accounts payable	(369)	(110)
Accrued expenses	(236)	(194)
Income taxes payable	(535)	(393)
Deferred revenue	650	582
Other liabilities	7	3
Cash flows from operating activities:
Cash received from customers	6,965	6,616
Cash paid to suppliers and employees	(4,962)	(4,405)
Dividends and interest received	55	39
Interest paid	0	(1)
Income taxes paid	(720)	(536)
Net cash provided by operating activities	1,338	1,713
Cash flows from investing activities:
Additions to property, plant and equipment	(275)	(165)
Capitalized software development costs	(117)	(106)
Purchases of short- and long-term available-for-sale securities	(2,931)	(1,819)
Sales of short- and long-term available-for-sale securities	2,362	1,414
Maturities of short- and long-term available-for-sale securities	1,307	387
Business acquisitions, net of cash acquired	(1,068)	(184)
Purchases of strategic and other related investments	(22)	(35)
Joint venture funding	0	(95)
Increase in Restricted Cash	(76)	0
Net cash used in investing activities	(820)	(603)
Cash flows from financing activities:
Proceeds from the issuance of EMC’s common stock	194	42
EMC repurchase of EMC’s common stock	(390)	(323)
EMC purchase of VMware’s common stock	0	(125)
Excess tax benefits from stock-based compensation	29	33
Payment of long-term and short-term obligations	(1,665)	(5)
Dividend payment	(202)	0
Net cash used in financing activities	(2,115)	(492)
Effect of exchange rate changes on cash and cash equivalents	(3)	(28)
Net increase (decrease) in cash and cash equivalents	(1,600)	590
Cash and cash equivalents at beginning of period	7,891	4,714
Cash and cash equivalents at end of period	6,291	5,304
Reconciliation of net income to net cash provided by operating activities:
Net income	432	615
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	442	391
Non-cash interest expense on debt	0	12
Non-cash restructuring and other special charges	5	7
Stock-based compensation expense	239	236
Provision for (recovery of) doubtful accounts	4	(8)
Deferred income taxes, net	(47)	(62)
Excess tax benefits from stock-based compensation	(29)	(33)
Other, net	17	6
Net cash provided by operating activities	1,338	1,713
VMware
Cash flows from financing activities:
Proceeds from the issuance of VMware’s common stock	88	68
EMC repurchase of EMC’s common stock	$ (169)	$ (182)