CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Cash flows from operating activities:
Cash received from customers	$ 6,615,763	$ 6,023,588
Cash paid to suppliers and employees	(4,404,823)	(4,114,849)
Dividends and interest received	39,080	18,483
Interest paid	(1,149)	(1,342)
Income taxes paid	(536,075)	(237,692)
Net cash provided by operating activities	1,712,796	1,688,188
Cash flows from investing activities:
Additions to property, plant and equipment	(165,356)	(153,631)
Capitalized software development costs	(105,792)	(105,848)
Purchases of short- and long-term available-for-sale securities	(1,819,390)	(1,585,822)
Sales of short- and long-term available-for-sale securities	1,414,234	1,439,393
Maturities of short- and long-term available-for-sale securities	387,525	273,982
Business acquisitions, net of cash acquired	(184,040)	(102,105)
Purchases of strategic and other related investments	(35,203)	(3,864)
Sales of strategic and other related investments	0	16,950
Joint venture funding	(94,737)	0
Net cash used in investing activities	(602,759)	(220,945)
Cash flows from financing activities:
Proceeds from the issuance of EMC’s common stock	42,371	180,189
Proceeds from the issuance of VMware’s common stock	67,889	111,041
EMC purchase of VMware's common stock	(124,579)	(39,993)
Excess tax benefits from stock-based compensation	33,048	106,024
Proceeds (payments) of short- and long-term obligations, net	(5,658)	2,387
Payment of convertible debt	0	(1,699,816)
Net cash used in financing activities	(492,348)	(1,340,168)
Effect of exchange rate changes on cash and cash equivalents	(27,540)	11,050
Net decrease in cash and cash equivalents	590,149	138,125
Cash and cash equivalents at beginning of period	4,714,156	4,491,604
Cash and cash equivalents at end of period	5,304,305	4,629,729
Reconciliation of net income to net cash provided by operating activities:
Net income	614,954	625,979
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	391,191	367,453
Non-cash interest expense on convertible debt	12,245	9,323
Non-cash restructuring and other special charges	6,662	4,477
Stock-based compensation expense	235,952	200,572
Provision for (recovery of) doubtful accounts	(7,913)	9,472
Deferred income taxes, net	(61,662)	(52,320)
Excess tax benefits from stock-based compensation	(33,048)	(106,024)
Other, net	5,844	(8,987)
Changes in assets and liabilities, net of acquisitions:
Accounts and notes receivable	653,858	299,977
Inventories	(46,022)	(96,249)
Other assets	52,764	(19,580)
Accounts payable	(109,913)	(28,686)
Accrued expenses	(194,527)	(151,721)
Income taxes payable	(392,640)	5,538
Deferred revenue	582,435	619,761
Other liabilities	2,616	9,203
Net cash provided by operating activities	1,712,796	1,688,188
Parent
Cash flows from financing activities:
EMC repurchase of EMC’s common stock	(323,458)	0
VMware
Cash flows from financing activities:
EMC repurchase of EMC’s common stock	$ (181,961)	$ 0