CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (DEFICIT) - USD ($) shares in Millions, $ in Millions	Total	Adjustment for adoption of accounting standards	Common Stock and Capital in Excess of Par Value	Treasury Stock	Accumulated Deficit	Accumulated Deficit Adjustment for adoption of accounting standards	Accumulated Other Comprehensive Income/(Loss)	Dell Technologies Stockholders’ Equity (Deficit)	Dell Technologies Stockholders’ Equity (Deficit) Adjustment for adoption of accounting standards	Non-Controlling Interests
Balance, beginning of period (in shares) at Feb. 01, 2019			721	2
Balance, beginning of period at Feb. 01, 2019	$ (942)	$ 3	$ 16,114	$ (63)	$ (21,349)	$ 3	$ (467)	$ (5,765)	$ 3	$ 4,823
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	4,561				3,709			3,709		852
Foreign currency translation adjustments	(236)						(236)	(236)
Cash flow hedges, net change	131						130	130		1
Pension and other post-retirement	8						8	8
Issuance of common stock (in shares)			5
Issuance of common stock	85		$ 85					85
Stock-based compensation expense	564		104					104		460
Treasury stock repurchases (in shares)				0
Treasury stock repurchases	(2)			$ (2)				(2)
Revaluation of redeemable shares	172		172					172
Impact from equity transactions of non-controlling interests	(1,249)		$ (519)		(138)			(657)		(592)
Balance, end of period (in shares) at Aug. 02, 2019			726	2
Balance, end of period at Aug. 02, 2019	3,095		$ 15,956	$ (65)	(17,775)		(565)	(2,449)		5,544
Balance, beginning of period (in shares) at May. 03, 2019			721	2
Balance, beginning of period at May. 03, 2019	(1,661)		$ 15,179	$ (65)	(21,053)		(525)	(6,464)		4,803
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	4,232				3,416			3,416		816
Foreign currency translation adjustments	(78)						(78)	(78)
Cash flow hedges, net change	37						37	37		0
Pension and other post-retirement	1						1	1
Issuance of common stock (in shares)			5
Issuance of common stock	88		$ 88					88
Stock-based compensation expense	301		62					62		239
Revaluation of redeemable shares	750		750					750
Impact from equity transactions of non-controlling interests	(575)		$ (123)		(138)			(261)		(314)
Balance, end of period (in shares) at Aug. 02, 2019			726	2
Balance, end of period at Aug. 02, 2019	3,095		$ 15,956	$ (65)	(17,775)		(565)	(2,449)		5,544
Balance, beginning of period (in shares) at Jan. 31, 2020			745	2
Balance, beginning of period at Jan. 31, 2020	3,155	$ (110)	$ 16,091	$ (65)	(16,891)	$ (110)	(709)	(1,574)	$ (110)	4,729
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	1,281				1,191			1,191		90
Foreign currency translation adjustments	264						264	264
Cash flow hedges, net change	(198)						(197)	(197)		(1)
Pension and other post-retirement	(18)						(18)	(18)
Issuance of common stock (in shares)			8
Issuance of common stock	78		$ 78					78
Stock-based compensation expense	783		206					206		577
Treasury stock repurchases (in shares)				6
Treasury stock repurchases	(240)			$ (240)				(240)
Revaluation of redeemable shares	19		19					19
Impact from equity transactions of non-controlling interests	(456)		$ (38)					(38)		(418)
Balance, end of period (in shares) at Jul. 31, 2020			753	8
Balance, end of period at Jul. 31, 2020	4,558		$ 16,356	$ (305)	(15,810)		(660)	(419)		4,977
Balance, beginning of period (in shares) at May. 01, 2020			748	8
Balance, beginning of period at May. 01, 2020	3,240		$ 16,339	$ (305)	(16,858)		(790)	(1,614)		4,854
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	1,099				1,048			1,048		51
Foreign currency translation adjustments	410						410	410
Cash flow hedges, net change	(265)						(267)	(267)		2
Pension and other post-retirement	(13)						(13)	(13)
Issuance of common stock (in shares)			5
Issuance of common stock	69		$ 69					69
Stock-based compensation expense	413		114					114		299
Treasury stock repurchases (in shares)				0
Treasury stock repurchases	0			$ 0				0
Revaluation of redeemable shares	(169)		(169)					(169)
Impact from equity transactions of non-controlling interests	(226)		$ 3					3		(229)
Balance, end of period (in shares) at Jul. 31, 2020			753	8
Balance, end of period at Jul. 31, 2020	$ 4,558		$ 16,356	$ (305)	$ (15,810)		$ (660)	$ (419)		$ 4,977